Don and James Were Both in Line for a Big

Don and James were both in line for a big promotion.The management decided to review all the projects on which each man had worked during the previous five years to determine who most deserved the promotion.During the night before the men were to turn in their files,James broke into Don's office and tampered with his files to make it appear that Don was irresponsible.This is an example of:

A) exchange.
B) competition.
C) conflict.
D) cooperation.