Salma studies historical data published by the United States Census Bureau to determine if there has been an increase in the population of African Americans in the United States over the last decade. This study is an example of a(n)

People will endure a dissatisfying job if they are embedded in the community.

a. true b. false

What do lithium and ECT have in common?

a. They are both administered by a psychologist and not by a psychiatrist. b. They are both used to treat the symptoms of major depressive disorder. c. The exact mechanism by which the treatment works is not understood in either case. d. They are both used to treat the symptoms of bipolar disorder.