Katya donated money to a religious charity in order to boost her own feelings of self-esteem. jennifer failed to contribute to the same charity because she was fearful of running out of money. differences in their altruistic behavior are best explained in terms of what?

social exchange theory

Explanation:

According to social exchange theory, every interactions that people have will always be driven by cost-benefit analysis.

People tend to do a certain action if they feel that they can obtain some sort of positive value from it. (even when it's the act of giving something, the positive feeling that we obtain after giving can be considered as a ' benefit') .

From the case above, jennifer failed to contribute after she's about to run out of money. At that moment, she felt that the  benefit (self-esteem) that she obtain from the donation is no longer outweigh the financial cost.

your answer is "graduates" hope this

answer; developmental;