Main idea:
Author is trying to provide two theories why schooling occurs among fishes. author gave two theories, which are about protection from predetors.
Tone: author is not biased and just gave two theories.
A)Theory B stats that how movement of different fish can save them.
B)This can be answered from main idea
C)Predators only go after distinct prey. fish take advantage of this revolve around to confuse them.
D)Go with the tone of the passage.
Author is trying to provide two theories why schooling occurs among fishes. author gave two theories, which are about protection from predetors.
Tone: author is not biased and just gave two theories.
A)Theory B stats that how movement of different fish can save them.
B)This can be answered from main idea
C)Predators only go after distinct prey. fish take advantage of this revolve around to confuse them.
D)Go with the tone of the passage.
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