영어 모의고사 (자동 편성)

Marketers have long recognized that perceived scarcity, the sense that a product or opportunity ①are available only in limited quantity or for a limited time, can dramatically increase its desirability, even when the item's intrinsic qualities remain entirely unchanged. This phenomenon, known as the scarcity effect, operates on a simple psychological principle: when something appears difficult to obtain, people tend ②to infer that it must be valuable, since truly worthless items rarely generate genuine competition for possession. A retailer who labels a product as "limited edition" or displays a countdown timer beside a discounted offer exploits this inference, ③prompting customers to make hurried purchase decisions they might otherwise postpone or reconsider. Experimental studies confirm that identical products ④are rated as more desirable and often command higher prices when framed as scarce than when the same products are presented as widely and continuously available. The effect intensifies further when scarcity is attributed to high demand rather than to limited supply alone, since competition from other buyers ⑤introduces an additional layer of urgency absent from mere supply constraints.

A small bakery once sold a basic loaf of bread for three dollars and a premium loaf for six dollars, and most customers, uncertain about the added value of the pricier option, simply bought the ①cheaper one. The owner then introduced a third option: a slightly larger premium loaf priced at seven dollars, one that was clearly ②inferior to the six-dollar loaf in terms of value for money. Almost nobody chose the new seven-dollar loaf, yet sales of the six-dollar loaf ③fell sharply, because it now appeared to be an obvious bargain when placed beside the inferior newcomer. This pattern, confirmed across countless pricing experiments in other markets, demonstrates that people ④rarely judge options in isolation; instead, they evaluate choices relative to whatever alternatives happen to be nearby. Businesses have since learned to design such decoys deliberately, not expecting them to be purchased at all, but hoping they will make a specific target option look far more ⑤attractive by comparison.

For much of the twentieth century, memory researchers assumed that once a memory had been ①consolidated—transformed from a fragile, short-term trace into a stable, long-term representation—it remained essentially fixed, immune to further modification unless the underlying neural circuitry was physically damaged. This assumption, however, was ②overturned by a body of research demonstrating that the act of retrieval itself can ③stabilize a previously consolidated memory, rendering it temporarily susceptible to alteration before it is, in a sense, filed away again. During this narrow window, which typically lasts only a few hours, the memory can be ④strengthened, weakened, or even subtly distorted by new information encountered in the interim, after which it must undergo a second round of stabilization, a process now widely referred to as reconsolidation. Consequently, what we experience as a stable recollection may actually be a continuously ⑤revised construction, reshaped every time it is summoned into conscious awareness and returned to storage.

When people estimate the value of an unfamiliar product, they rarely rely on objective calculation alone; instead, they anchor their judgment to whatever numerical reference happens to be presented first, however arbitrary that number may be. A shopper who first sees a jacket listed at $300 before it is marked down to $150 will likely judge the discounted price as an excellent bargain. Such evidence indicates that rational deliberation alone cannot fully explain how value is perceived, since the ___________ ultimately shapes what buyers are willing to pay.

Devices that translate brain activity directly into digital commands have moved from laboratory experiments to real medical use, allowing paralyzed patients to control a robotic arm using thought alone. (A) This prospect raises a philosophical question that medicine alone cannot answer: at what point does the assistance stop being a tool and start reshaping the identity of the person using it? (B) As the technology improves, some developers envision a future in which these interfaces extend beyond restoring lost function toward enhancing healthy minds. (C) Neuroethicists argue that mental privacy may need to be recognized as a fundamental right before this technology becomes widespread.

When engineers design the software that controls a self-driving car, they inevitably face a question that philosophers have debated for decades: who should the vehicle protect in an unavoidable crash? (A) This gap between the ideal and the personal choice suggests that ethical programming cannot be settled by public opinion alone. (B) Surveys reveal an uncomfortable contradiction: most people say a car should minimize total harm, yet the same people admit they would never buy a vehicle designed to sacrifice its own owner. (C) Manufacturers, regulators, and philosophers must instead agree on transparent rules before autonomous vehicles are allowed to make such decisions on the road.

Sensors buried in the soil now report moisture levels in real time, and automated systems adjust irrigation without a farmer ever walking the rows. (A) Smaller family farms, however, often cannot afford the upfront cost of this equipment, and some worry that the gap between high-tech and traditional operations will only widen. (B) For large operations with the capital to invest, these tools have measurably increased yields while reducing water waste. (C) There is also a quieter cultural cost: generations of farming knowledge risk being replaced by dashboards and automated alerts that few young farmers are taught to question.

In other words, no single app may intend to expose such sensitive information, but the combination of many small pieces can. Every time a smartphone connects to a cell tower or a Wi-Fi network, it quietly records a data point that can later be pieced together into a detailed map of where its owner has been. ( ① ) Most users agree to this tracking without reading the fine print, assuming that a single company's database poses little threat. ( ② ) The real danger, however, emerges when location data from multiple sources is combined. ( ③ ) A pattern that reveals a person's home, workplace, and daily route can expose far more than any single app ever intended to share, including medical visits or private relationships. ( ④ ) Companies often argue that anonymized data cannot be traced back to individuals, yet researchers have repeatedly shown otherwise. ( ⑤ )

None of these individual passersby, however, has any direct evidence that the food itself is worth the wait. Consider how a line forms outside a small restaurant on an otherwise quiet street. ( ① ) The first few patrons may have arrived simply because of a personal recommendation or a delayed reservation, factors entirely unrelated to the restaurant's actual quality. ( ② ) As the line grows, passersby begin to notice it and, assuming that such popularity must be earned, decide to join the queue themselves. ( ③ ) Each additional person who joins makes the line appear even more compelling to the next passerby, creating a self-reinforcing cycle of imitation. ( ④ ) They are, in effect, relying entirely on the visible behavior of strangers as a proxy for information they do not personally possess. ( ⑤ ) The restaurant's true culinary merit, whatever it may be, has become almost irrelevant to the continued growth of the line.

The same mechanism that helps citizens save more for retirement, in other words, can just as easily be turned against their financial interests. Default settings are not inherently virtuous; their ethical value depends entirely on whose interests they serve. ( ① ) A retirement plan that automatically enrolls employees at a reasonable contribution rate generally benefits those employees by overcoming their tendency toward inertia. ( ② ) A subscription service that automatically renews at a higher price unless the customer actively cancels, however, exploits that very same inertia for the company's benefit rather than the customer's. ( ③ ) Both arrangements rely on the identical psychological tendency to accept whatever has been preselected. ( ④ ) Distinguishing between beneficial and exploitative uses of default settings therefore requires examining not the mechanism itself but the intentions and incentives of whoever designed it. ( ⑤ ) Regulators increasingly demand transparency about default settings precisely because the mechanism alone cannot reveal whether it serves the consumer or merely the company offering it.