Which of the Following Statements About Self-Report Measures Is/are TRUE

Multiple Choice

Which of the following statements about self-report measures is/are TRUE?

A) Self-report is often the most direct way to obtain some kinds of information, such as a person's mood state.
B) Self-report data can be easy to collect.
C) Self-report data are less expensive to collect than most other types of data.
D) all of the above.