Multiple Choice
Which of these helps explain the early failures to teach chimpanzees to talk?
A) Chimpanzees are not interested in the same things that humans are.
B) The psychologists trying to train the chimpanzees used insufficient reinforcements.
C) Chimpanzees hear sounds higher than the human range.
D) Chimpanzees are unable to make human sounds.
Correct Answer:

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Correct Answer:
Verified
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