help with parts a and b.

Which of the following is a short-term debt instrument? O Treasury bill Commercial paper O Money market mutual fund All of the above You just purchased a new car and had to borrow $25,000. According to the financing arrangement, you must repay the loan via 5 years of monthly payments at a nominal rate of 5.5%. How much are each of those monthly loan payments? O $234.85 O $208.33 O $240.49 $352.28 O $477.53