In one study over a 10-year period, ___________ of the lesbians and bisexual women changed how they categorize their sexual identity

Many students dread public speaking so much that they do not give oral presentations or take speech classes. This is an example of _____

a) avoidance learning. b) learned helplessness. c) extinction learning. d) generalized learning.

Alcohol and drugs act on the brain's reward circuitry, which

includes the A) medial cortex of the prefrontal lobes. B) ventral tegmental area and the basal forebrain. C) basal ganglia and hypothalamus. D) Wernicke-Korsakoff's area.