According to Thibaut and Kelley, an Individual Assesses the Richness

According to Thibaut and Kelley, an individual assesses the richness of the outcome in a given situation:

A) solely in terms of rewards minus costs
B) not just in terms of rewards and costs, but also in comparison with what he/she perceives to be the outcomes of others in a similar situation
C) not just in terms of rewards and costs, but also in terms of whether or not the person can get a better deal elsewhere
D) both b and c
E) none of the above