Pickle Incorporated acquired a $10,000 bond originally issued by its 80%-owned subsidiary on

January 2, 2013. The bond was issued in a prior year for $11,250, matures January 1, 2018, and pays 9% interest at December 31. The bond's book value at January 2, 2013 is $10,625, and Pickle paid $9,500 to purchase it. Straight-line amortization is used by both companies. How much interest income should be eliminated in 2013?

a. $720

b. $800

c. $900

d. $1,000