At December 31, 2014, the 12% Bonds Payable of Leather

At December 31, 2014, the 12% bonds payable of Leather Corp.had a carrying value of $312,000.The bonds, which had a face value of $300,000, were issued at a premium to yield 10%.Leather uses the effective interest method of amortization of bond premium.Interest is paid on June 30 and December 31.On June 30, 2015, Leather retired the bonds at 104 plus Long-Term Financial Liabilities 14- 17 accrued interest.The loss on retirement, ignoring taxes, is

A) $ 0.
B) $ 2,400.
C) $ 3,720.
D) $12,000.