On January 1, 2020, Ball Co. exchanged equipment for a $600,000 zero-interest-bearing note due on January 1, 2023. The prevailing rate of interest for a note of this type at January 1, 2020 was 10%. The present value of $1 at 10% for three periods is 0.75. What amount of interest revenue should be included in Ball's 2021 income statement?

a. $0

b. $45,000

c. $49,500

d. $60,000