Freud viewed the ego as the mediator between the ever conflicting id and superego. In contrast, Klein viewed the ego as the great

Much of our information about rates of drug use come from survey questionnaires. One important limitation of such questionnaires is

A. the sample sizes are too small. B. people might not answer honestly. C. the people who do the studies are biased. D. they don't ask questions about illicit drugs.

Juanita takes karate lessons once a week. This is an example of

A) rough-and-tumble play. B) organized sports. C) sociodramatic play. D) gender-stereotyped play.