Professors Vallee, Agustian, and Glaser each tend to think that today's students are not as hardworking as students were when they went to college. After discussing the matter over coffee, they come away even more convinced that students are not as diligent as they once were. This episode provides an example of
a) group polarization.
b) deindividuation.
c) groupthink.
d) social facilitation.