Gilbert is graduating from college in twelve months, but he will need a loan in the amount of $5,125 for his last two semesters. he may either receive an unsubsidized stafford loan with an interest rate of 6.8%, compounded monthly, or his parents may get a plus loan with an interest rate of 7.8%, compounded monthly. the stafford loan has a grace period of six months from the time of graduation. which loan will have a higher balance at the time of repayment and by how much?

a. the stafford loan has a higher balance by $134.35.

b. the stafford loan has a higher balance by $274.36.

c. the plus loan has a higher balance by $54.79.

d. the plus loan has a higher balance by $85.22.