대광고 영어 · 오답 선택지 최소 수정 4문항

The gallery first counted how many visitors reached the final room. Staff later interviewed a smaller group to learn which relationships between objects they could explain. The interviews did not replace the count; they added a different kind of evidence. [오답 선택지] The gallery interviewed every visitor before counting who reached the final room.

Residents submitted short reports about noise at different times of day. Volunteers grouped reports by time and location, then asked residents to confirm unusual entries. The residents did not design the grouping method; they supplied and checked information used by the volunteers. [오답 선택지] Residents designed the grouping method and asked volunteers to confirm unusual entries.

A study app reminded learners to state why an answer was wrong before retrying it. Learners who used the prompt often produced more specific explanations. The study did not measure long-term test scores, so the researchers described the result as a change in explanation quality rather than proof of lasting achievement. [오답 선택지] The prompt guaranteed lasting score gains for every learner.

A town tested a route display that showed both the last update time and a range of possible arrival times. When updates were recent and the range was narrow enough for planning, users made fewer unnecessary transfers. The test covered only two routes during ordinary weekday traffic. Researchers therefore did not claim that the display would work equally well on every route or during severe delays. [오답 선택지] Showing any time range eliminated unnecessary transfers on all routes, even during severe delays.