Jessica took out a Stafford loan worth $7,175 at the beginning of her six-year college career. The loan has a duration
of ten years and an interest rate of 6.3%, compounded monthly. How much greater will Jessica's monthly payment be
if the loan is unsubsidized than if the loan is subsidized? Round all dollar values to the nearest cent.
a $36.98
b. $23.07
c. $37.67
d. $166.37