Dysthymic disorder affects about ______ percent of the general population at some point

Ecstasy is a psychoactive drug of the ________ class

a. opiate b. hallucinogen c. stimulant d. cannabis e. depressant

________ is(are) the leading cause of preventable disease

a. Smoking b. Alcohol abuse c. Risky sexual practices d. Barbiturate overdose e. Morphine addiction