单选题 It can be inferred from the passage that chimpanzees are characterized by

• (A) brains that use less overall body energy than the percentage humans use
• (B) the posession of less total body weight than the average human weight
• (C) a total resting energy equal to that of human resting energy
• (D) a diet completely devoid of rich foods preferred by more developed species
• (E) a higher ratio of brain weight to body weight