On January 1, $877,000, five-year, 10% bonds, were issued for $850,690. Interest is paid semiannually on January 1 and July 1. If the issuing corporation uses the straight-line method to amortize the discount on bonds payable, the semiannual amortization amount is a.$43,850 b.$26,310 c.$2,631 d.$5,262