When people work on a task jointly with someone else (e.g., putting together a large bookcase), each person tends to put in less effort than he or she would if working alone

The goal of family therapy is:

A) to help the family better support the schizophrenic patient. B) to help the patient move out of the family home and live on his or her own. C) to help the family display higher levels of expressed emotion. D) to help patients return to the hospital more quickly.

The participants who acted as guards in the Stanford Prison Experiment

a. identified with the prisoners and acted in a similar manner. b. developed stress-related symptoms, such as psychosomatic rashes. c. behaved aggressively and even sadistically toward the prisoners. d. showed negative after effects that lasted for years.