College Students Are Asked to Complete a Survey in Which

Multiple Choice

College students are asked to complete a survey in which they indicate how often they have had unprotected sex and used illegal drugs. The author of this survey should be most concerned about which threat to construct validity?

A) The survey is an example of a nonexperimental design.
B) Random assignment was not used.
C) The survey utilizes self-report measures.
D) The social desirability response bias.