According to developmental psychologist K. Warner Schaie, the period in middle adulthood when people take a broader perspective than earlier, including concerns about the world, is called the __________

Melatonin treatments have been useful in the treatment of ________

a. adolescents showing extreme delays in the onset of puberty. b. survivors of trauma that experience persistent flashbacks of the terror. c. depressed individuals who are in need of increased blood sugar levels. d. disturbed sleep-wake cycles in blind people who lack light perception.

Classical conditioning usually occurs after only one pairing of the US and the CS

a. True b. False