You want to purchase a car today that has a total cost of $25,000. You plan to make a down payment of $4,000 and borrow the remainder from a bank that charges an interest rate of 4.15%. This loan will call for equal monthly payments over a period of five years, with the first payment due one month from today. How much of the first month's payment goes towards paying down the principal amount on the loan?

A. $315.55

B. $306.83

C. $299.06

D. $290.50

E. $278.12