The reason B is not correct because it states: "In pursuing a moving insect, the beetles usually respond immediately..." Usually makes it that it doesn't happen all the time so you cannot for certain prove or disapprove a theory.
C is correct. the first part supports that they get tired at fixed intervals the second disapproves that they get blind when running since they can see the change in speed of the insect
C is correct. the first part supports that they get tired at fixed intervals the second disapproves that they get blind when running since they can see the change in speed of the insect
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