An early supporter of psychological testing (and where much testing is still conducted) was

Animals that have been exposed to inescapable electric shock develop a condition called

learned helplessness that is associated with low levels of a. serotonin. b. norepinephrine. c. dopamine. d. 5-HIAA. e. adrenaline.

A common reason for adolescents to fail in regard to effectively using contraceptives is that

A) they may have difficulty forming romantic relationships and be fearful that contraceptives will reduce their levels of intimacy. B) their limited cognitive abilities may prevent them from thinking about the hypothetical consequences of becoming pregnant and raising a child and the impact it would have on their lives. C) many are isolated from parents and other adults who often provide effective contraceptives for them to use. D) they are likely to have high levels of depression and other psychological problems that lead to poor decisions.