Genetic testing can always provide a simple yes or no answer as to whether an individual will be susceptible to a disorder.

Based on outcome studies that have evaluated the effectiveness of light therapy for seasonal depressions, it appears that

a. many patients with seasonal affective disorders do respond well to light therapy. b. light therapy is an expensive but useless gimmick. c. no one knows the correct dosage of light. d. there is no theory to explain how light therapy could possibly work.

In addition to having hallucinogenic properties, Ecstasy (MDMA) also has the qualities of a _____

Fill in the blank with correct word