For which of the following types of couples does the developmental pattern of intimacy, commitment, and passion differ from that of others?

Piaget used the three-mountain task to demonstrate which characteristic of preoperational thought?

A) artificialism B) conservation C) animism D) egocentrism

Like paranoid delusional disorders, the paranoia in schizophrenia is characterized by

a. delusions of grandeur and persecution. b. erotomanic and jealous delusions. c. frequent episodes of catatonia. d. tactile and visual hallucinations.