A. sophocles modeled his character oedipus after a work by sigmund freud. b. roberto michels discovered the idea of dysfunctional families while interviewing lizzie borden’s parents. c. the problem with ideal typologies is that you can't find them in the real world.

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.