Question ID:PT34 S3 Q2 Passage:To acquire a better understanding of the structure and development of the human personality, some psychologists study the personalities of animals. Stem:Each of the following, if true, contributes to an explanation of the practice mentioned above EXCEPT: Correct Answer Choice:DChoice A:The actions of humans and animals are believed to be motivated by similar instincts, but these instincts are easier to discern in animals. Choice B:The law forbids certain experiments on humans but permits them on animals.  Choice C:It is generally less expensive to perform experiments on animals than it is to perform them on humans. Choice D:Proper understanding of human personality is thought to provide a model for better understanding the personality of animals. Choice E:Field observations of the behavior of young animals often inspire insightful hypotheses about human personality development.