When Male Participants Received a High Grade in a Course

When male participants received a high grade in a course, they rated male and female instructors as equally competent. But when they received a low mark, they rated the female instructor as less competent than her male counterpart (Sinclair & Kunda, 2000) . Why?

A) stereotype threat
B) implicit racism
C) modern racism
D) activation of the stereotype
E) all of the above