Exercise has ________ effect on intellectual skill

Multimodal therapy methods are considered to be performance-based due to which of the following assumptions?

a) Everyone can benefit from the same advice. b) One can progress forward in therapy only by acknowledging one's past. c) The role you play is the one you come to believe in. d) Without new experiences, there can be no change.

The purpose of a control group in an experiment is to:

a. serve as a check on the interpretation of results. b. increase the ability to generalize the findings. c. manipulate the dependent variable. d. represent the general, nonlaboratory population.