Information in the passage suggests that which of the following is true of carotenoids that a male animal uses for detoxification processes?
A. They were not acquired directly from plants and algae.
B. They cannot be replenished through foraging.
C. They cannot be used simultaneously to brighten coloration.
D. They do not affect the animal’s susceptibility to parasites.
E. They increase the chances that the animal will be selected as a mate.
答案是C,我选E了,我觉得E很对啊,很明显就能找到,为什么选C呢……
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