José Weighed the Pros and Cons of Trying to Continue

Multiple Choice

José weighed the pros and cons of trying to continue a relationship with Dora after she moved across country to take a new job and decided both the material and emotional costs of maintaining the relationship just weren't worth the effort.José's decision to end his relationship with Dora can be BEST explained by __________ theory.

A) attraction
B) rules
C) social penetration
D) social exchange