Tara has very strong opinions about a proposed tuition increase. However, when Tara becomes the student representative for the college board that proposed the raise in tuition, she develops a more favorable attitude about the tuition increase. Which theory best explains why?
A) attribution theory
B) attitude theory
C) cognitive dissonance theory
D) role-playing theory

Dr. redbull conducts a study to determine whether her new energy drink children perform better on spelling tests. she randomly assigns children to one of two groups: group 1 receives her energy drink and group 2 receives water. she then gives both groups a spelling test and compares the results. which of the following is true about this study? a. group 1 is the dependent variable and group 2 is the independent variable. b. this is a correlational study. c. group 2 is the experimental group. d. the independent variable is the type of drink the children receive.