Genetic factors play a part in the theory of

A) Jung.
B) Eysenck.
C) Zuckerman.
D) all of the answers

Nemi has a long-standing fear of contamination that compels her to carry out numerous cleansing activities each day. If she notices any dirt on her person, she thoroughly washes her hands and arms. Nemi is probably suffering from __________.

A) schizophrenia
B) obsessive-compulsive disorder
C) conversion disorder
D) bipolar disorder
E) none of the above