Sam often characterizes his grandparents' generation as being tightfisted with money. He believes that they have trouble spending money because they grew up during the Depression. The Depression is a common event to this cohort and is known as a

_________________________________________ is a condition in which a person is unable to control his or her drinking behavior even after trying.

A) Alcohol use B) Alcohol abuse C) Alcohol dependency D) Alcohol intolerance

Your professor likes to give pop quizzes in your psychology class, thus she is promoting the ________ schedule of reinforcement

a. fixed ratio b. variable ratio c. fixed interval d. variable interval e. continuous