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문단 내 글의 순서 파악

A park clock displays time with twelve beds of flowers. It appears motionless at any instant, but its timekeeping depends on a repeating process.

(A) The same principle explains why gardeners can use leaf fall as a rough seasonal clock. Individual leaves drop irregularly, yet the cycle returns each year.

(B) Workers plant pale flowers in the morning and replace one bed with dark flowers every hour. Visitors read the number of dark sections as elapsed time.

(C) The daily replacement is therefore the clock’s visible cycle. Once that example is understood, slower natural cycles can also be treated as clocks.

A science club wrote its website article in the same order as its six-month experiment: first the failed trials, then the revised method, and finally the discovery.

(A) After learning the result, interested visitors could continue into the evidence, while casual readers still left with the main finding.

(B) Website data showed that most visitors left before reaching the third paragraph. The chronological account was honest, but its main value remained hidden.

(C) The club rewrote the opening to state the discovery in one sentence and placed a surprising photograph beside it.

The museum guide offered visitors more than one way to find an exhibit because no single route remained reliable during renovation.

(A) A visitor could follow blue floor arrows, listen for numbered audio cues, or use landmarks such as the indoor tree. If one clue disappeared, another still worked.

(B) During one week, workers covered the arrows near Gallery 4. Visitors who had relied on color switched to the audio numbers or the tree without returning to the entrance.

(C) This flexible use of available cues made the system resilient. It resembled perception, which also shifts among different sources of information when conditions change.

In 1910, two provinces agreed that their river boundary would follow the channel shown on the official survey map.

(A) As a result, neither province now claims the island. Claiming it under the old map would weaken one province’s claim to the harbor, while using the new channel would weaken the other’s.

(B) The old channel and the new one enclosed a small island but placed the valuable harbor on opposite sides. Each province selected the line that gave it the harbor.

(C) A flood in 1922 shifted the main channel eastward. A second survey recorded the new course without formally canceling the first boundary.

Members of a community choir began judging their own preparation by the habits of the group.

(A) A new singer who saw everyone mark difficult passages before rehearsal soon copied the practice. Shared standards shaped what responsible preparation looked like.

(B) Comparison could also lower confidence when a singer measured herself against the strongest voices. Yet association with the respected choir could raise pride after a successful concert.

(C) The choir therefore influenced self-evaluation in more than one way: through imitation, direct comparison, and pride borrowed from group membership.

A designer placed red and blue dots at equal intervals on a poster. Although every dot occupied the same flat surface, viewers saw two flowing lines rather than one mixed field.

(A) A second poster created the same effect without color: upper dots formed one path and lower dots another because nearby positions were grouped.

(B) The red dots were close to other red dots in color and direction, while the blue dots shared a different direction. Perception linked similar elements.

(C) Together, the posters showed that grouping can follow more than physical distance. Similar color, direction, or height can separate simultaneous elements into distinct streams.

A restored wetland reduced floodwater, filtered runoff, and provided nesting space, yet no visitor bought these services directly.

(A) There was therefore no ordinary sales price for the wetland’s work. Still, avoided flood damage and cleaner water produced real benefits for thousands of residents.

(B) These benefits were shared: one family’s protection did not prevent another family from receiving protection, and the wetland did not send individual bills.

(C) The absence of a ticket booth was not evidence of zero value. It showed why shared environmental services can be missed when value is measured only through market transactions.