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❓ 题目 According to the passage, what happens when the toxic model becomes very rare?

A. A) Predators start to avoid the mimic because they generalize the warning pattern.
B. B) The mimic gains a selective advantage because predators have fewer negative encounters.
C. C) Predators encounter the mimic more often without learning to avoid the pattern, increasing selection against the mimic.
D. D) The mimic evolves a new, distinct appearance to escape predation.

C) Predators encounter the mimic more often without learning to avoid the pattern, increasing selection against the mimic.