In the Study in Which Northern and Southern Students Were

In the study in which Northern and Southern students were compared in terms of their reaction to being bumped, and whether the person who collided with them called them an obscene name, it was revealed that:

A) southerners were much more relaxed and amused by the event.
B) northerners displayed more anger.
C) northerners displayed a physiological reaction to the insult whereas southerners did not.
D) Southerners displayed more anger than amusement.