Diane is taking out an amortized loan for $39,000 to buy a new car and is deciding between the offers from two lenders. She wants to know which one would be the better deal over the life of the car loan, and by how much. Answer each part. Do not round intermediate computations, and round your answers to the nearest cent. If necessary, refer to the list of financial formulas. (a) A savings and loan association has offered her a 6-year car loan at an annual interest X rate of 9.5%. Find the monthly payment. Is (b) Her credit union has offered her a 7-year car loan at an annual interest rate of 7.9%. Find the monthly payment. (c) Suppose Diane pays the monthly payment each month for the full term. Which lender's car loan would have the lowest total amount to pay off, and by how much? O Savings and loan association The total amount paid would be $ | less than to the credit union. Credit union The total amount paid would be $ less than to the savings and loan association