If you were constructing an audience-analysis questionnaire and wanted to learn why some of your listeners had not signed organ donor cards, which of the following would be the best kind of question to ask?

Don Burden lost his radio stations' licenses after instructing the news staff to run only favorable stories on one U.S. Senate candidate and negative stories on the other

Indicate whether this statement is true or false.

What is often used to verify subjects’ responses?

a) Cross-validating b) Homogeneity c) Artifact evaluation d) Multiple response question