In Which of the Following Cases Does Equity Theory Predict

In which of the following cases does equity theory predict that people will be most satisfied in their relationships?

A) when the perceived rewards of the relationship are equal to the perceived costs of the relationship
B) when the perceived rewards of the relationship outweigh the perceived costs of the relationship
C) when the rewards and costs one partner experiences are roughly equal to those of the other partner
D) when the actual rewards and costs of the relationship exceed the expected rewards and costs of the relationship