Beginning in the 1920s, Some Chimpanzees Were Raised by Psychologists

Multiple Choice

Beginning in the 1920s, some chimpanzees were raised by psychologists in their homes as they would raise a child. What were these researchers attempting to discover?

A) whether the principles of operant conditioning applied to animals as well as humans
B) whether the principles of classical conditioning applied to animals as well as humans
C) whether chimpanzees could learn language
D) whether chimpanzees could learn to use heuristics