[Solved] Freud became interested in the study of personality when he realized that A) the cause of his patients' problems seemed to be more emotional than physical. B) the treatment of psychological disorders was more advanced than those for physical disorders. C) many of his patients were faking symptoms. D) no comprehensive theories of the mind were widely accepted. Control Group: In experimental research, the group of subjects that does not receive the treatment or experimental manipulation, serving as a baseline to compare the effects. Experimental Group: is the group in an experiment that receives the variable being tested, allowing researchers to observe the effects of that variable. Sexual Thought: Mental reflections or fantasies about sexual activity or erotic situations. Explicit Sexual Content: Material that depicts sexual activities or genitalia in a very direct and clear manner, intended for adult audiences.