Juan's mother just died; they were very emotionally close to one another. Juan is now beginning to readjust himself and to resume his ordinary activities. Juan is experiencing

Any behavior be it eating, gambling, drug abuse, or sex is psychologically unhealthy if it

a. is covert. b. is compulsive. c. conflicts with public norms. d. is overcontrolled.

The personality characteristic of ____, associated with rebelliousness, novelty-seeking, risk-taking and impulsivity, increases risk of substance use

a. behavioral undercontrol c. introversion b. extraversion d. aggression