All of the following are examples of nervous habits except:

Estradiol normally found in the bloodstream of a female rat fetus neither masculinizes nor feminizes its development because it is ____

a. chemically converted to testosterone b. bound to alpha-fetoprotein c. dissolved in the fat supplies of the fetus d. not effective on cells even if it did enter them

Your friend Robin is considering entering psychotherapy, but he wonders if it will help. Based on the research you read about this chapter, you tell Robin that:

A. Therapy does not have the average client B. Therapy helps the average client C. Humanistic therapy is most effective overall D. There is no experimental research on the effectiveness of therapy