Two Groups of Research Participants Are Shown the Same Very

Multiple Choice

Two groups of research participants are shown the same very violent film.Group A is very disturbed by the film.Group B is not disturbed by the film.What is the most likely explanation for the difference?

A) Group A has seen fewer violent films than Group B.
B) Group A is in a large,dark room.
C) Group B is experiencing parapraxis.
D) There is no explanation.