After spending two hours trying to solve an engineering problem, Amira finally gave up. As she was trying to fall asleep that night, a solution to the problem popped into her head. Amira's experience best illustrates A. the representativeness heuristic. B. the availability heuristic. C. insight. D. a mental set.

Which of the following statements about working conditions in the 1920s is not accurate? a. "in general, wages fell during the 1920s." b. assembly lines were designed to speed up production and reduce the need for skilled labor. c. many skilled craftsmen lost jobs during the 1920s. d. some employers added benefits such as paid vacation and pensions.

Which of the following is true of emotions? (a) a neurologically-intact baby can show at least six distinct emotions at birth. (b) the character of emotions changes as we develop cognitively. (c) basic emotions are culturally- and developmentally-based. (d) in general, adults cannot interpret infant emotions until the infants are 10 to 12 months old.

According to machiavelli what will happen to a leader when things go wrong and he is in need of support