On January 30, 2023, Amy sells land to Bob for a stated price of \($200,000.\) The full \($200,000\) is payable on January 30, 2025. No interest is stated. Amy, a cash-method taxpayer, purchased the land in 2018 for \($130,000\).

a. How much interest income must be reported by Amy on the sale? Assume a 9% rate compounded semiannually. 

b. In what year is the interest reported?

c. How much gain is reported by Amy on the sale?

d. In what year is the gain reported?

e. What is Bob’s basis in the land?