help answer these

a. What's the monthly payment for this loan? b. What's the finance charge for this 4-year loan? c. If he decides to change the term to 3 years, how much would he pay for monthly payment? d. What's the finance charge for the scenario in item c? e. If he changes the term to 2 years, what's the monthly payment? f. What's the finance charge for the 2 -year loan? g. Among the 3 scenarios, which one has the lowest finance charge? 4-year loan 3-year loan 2-year loan