Right Track Company sells $ 450,000 of 8%, 20-year bonds for 86.7816 on April1, 2018. The market rate of interest on that day is 9.5%. Interest is paid semi-annuallyon April 1and October 1. Right Track Company uses thestraight-line amortization method. The amount of interest expense on October 1, 2018will be (Round intermediary calculations to the nearest wholenumber.)

**I KNOW THE ANSWER IS A, 19,487 BUT I DON'T KNOW HOW TO SOLVE IT?**

A. $ 19,487.

B. $ 11,181.

C. $ 22,862.

D. $ 18,000.

E. none of these.