A research study from 1940 showed that those with more "masculine" jobs

A) report lower job satisfaction.
B) report a higher mortality rate.
C) report higher rates of depression.
D) report higher rates of job burnout.

In Wolfgang Köhler's experiments,the chimpanzee Sultan used a short stick to retrieve a longer stick,which he then used to reach a piece of fruit.The chimpanzee appeared to display

A) insight.
B) a fixation.
C) trial and error.
D) the availability heuristic.