Eating disorders are usually caused by

A particular concern regarding the faster progression of sexual activity is an increased:

A. push for autonomy from parents. B. risk of pregnancy. C. rate of adolescent marriages. D. risk for experimenting with alcohol and other drugs.

Research on Tourette's syndrome, a neurological disorder, has shown that it is most

closely related to a. antisocial personality disorder. b. phobic disorder. c. hypochondriasis. d. obsessive-compulsive disorder. e. schizophrenia.