Investigations of animal behaviors indicate that:
A) the actions of animals can be explained by instinct and by principles of operant conditioning alone.
B) chimpanzees have a rudimentary sense of number and appear to have some sort of summing ability.
C) humans are the only animals who can acquire behaviors from their parents.
D) Many animals use species-specific languages to communicate.

Question

Quizplus · Accepted Answer

Investigations have shown that chimpanzees have a rudimentary sense of number and can perform simple addition. This suggests that animals may have some level of cognitive ability and intelligence beyond simple instinct and operant conditioning. The other choices are not supported by current research on animal behavior.

Investigations of Animal Behaviors Indicate That