Recall Schachter and Singer's study in which participants were given an injection, then exposed to either a very happy or very angry confederate, then asked about their mood. Which of the following is an independent variable in this study?

According to the U.S. Department of Justice, approximately 60 percent of rapes occur in the victim's home

Indicate whether the statement is true or false

Recent theoretical discussion on Piaget's stages has focused on the issue of whether

a. Piaget identified too few distinct stages. b. there are individual differences among children. c. cognition develops continuously instead of in stages. d. Piaget thought children are generally smarter than they are.