单选题
According to the passage, theorists throughout history have considered all of the following as possible reasons for the ornamentation of male plumage EXCEPT
A、
Adornment attracts females on the basis of unconscious aesthetic preferences, increasing their evolutionary advantage.
B、
Adornment attracts females to males who resemble their preferred food source, thus contributing to the mating process.
C、
Adornment among males signifies heightened physical activity to females, thereby indicating evolutionary superiority.
D、
Adornment reduces the amount of energy necessary to frighten rival males, thereby conserving resources.
E、
(E) Adornment in plumage frightens rivals away from a limited food source, thereby ensuring a dominant male's survival.
【正确答案】
E
【答案解析】
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