Jadyn is a junior at ESU and their parents have a 2023 tax liability of $6,000 before the American Opportunity tax credit. Jadyn's parents paid $2,500 in qualifying expenses. Jadyn was a full-time student and was claimed as a dependent by their parents. What is the amount of the American Opportunity tax credit allowed on the parents' 2023 tax return? Assume there is no income limitation. a. $0 b. $625 c. $2,125 d. $2,500