B. F. Skinner's studies, called ______ emphasized the way rewards and punishments shape our actions.

When a professor asked the class to name the first fruit that came to mind, over 80% of the students said either apple, orange, or banana. This illustrates that ______

a. students are generally conformists b. most people are limited by relying on rule-based categorization. c. these are very prototypical fruits d. any single concept can be placed into only one category

Among single-mother families, one of the fastest growing subgroups is

a. low-income women who have never been married. b. low-income women who are divorced. c. high-income women who are divorced. d. high-income women who have never been married.