A Study of MBA Students Involved Them Ranking Their Own

A study of MBA students involved them ranking their own performance and the performance of their peers. Psychologists also ranked the performance of each participant. The correlation between self and psychologist rankings demonstrated that:

A) participants were fairly objective in ranking their own performance
B) participants were fairly likely to overestimate their own performance
C) participants used self-derogatory biases in ranking their own performance
D) participants who were narcissistic argued with the psychologists when recording their rankings