Between 1900 and 1960, the average age of menarche in the United States dropped by about two months every decade. This is an illustration of the

When final exam time rolls around, Murray finds himself eating all the time. This reaction to stress can be referred to as

a. reaction formation. b. self-indulgence. c. learned helplessness. d. constructive coping.

The pain-prone personality was thought to predispose a person to experience persistent pain. Although there is little empirical support for this theory, it did account for how pain itself can produce changes in personality. According to this theory the pain prone person tends to:

a. have a career that is more physical in nature. b. be more sedentary in nature. c. tends to deny emotional and interpersonal problems. d. have a family history of anxiety disorders.