On January 1 of the current year, Barton Corporation issued 6% bonds with a face value of $106,000. The bonds are sold for $100,700. The bonds pay interest semiannually on June 30 and December 31, and the maturity date is December 31, five years from now. Barton records straight-line amortization of the bond discount. The bond interest expense for the year ended December 31 is a. $3,180 b. $7,950 C. $530 d. $7,420