In order to be diagnosed as having a major depressive single episode, a patient would have to report experiencing depressed mood or lack of interest in daily activities for a period of two

What percent of American adolescents have lost their virginity by their senior year of high school?

A) Less than 20 B) 20 to 30 C) 31 to 45 D) More than 50

The proper name for oral stimulation of the anus is

A) fellatio. B) cunnilingus. C) anilingus D) anal intercourse.