Melissa Is Doing a Study Where Volleyball Players Are Self-Reporting

Multiple Choice

Melissa is doing a study where volleyball players are self-reporting whether or not they believe they are capable of playing well in Saturday's game. What does Melissa's study appear to be assessing?

A) the life-cycle forces of the volleyball players
B) the exosystems of the volleyball players
C) the internal maturational plans of the volleyball players
D) the self-efficacy of the volleyball players