please explain the reasons and show the specific calculation process

On January 1, 2009, ABC Inc issued $1,000,000 of bonds: -The bonds are due on December 31, 2018. -Interest on the bonds is payable on June 30th and December 31st. The annual effective rate for the debt was 8% (4% per six months) -The annual coupon rate for the debt was 12% (6% per six months) - The company receive -Legal and other costs of $12,000 were incurred in connection with the issue. -The company uses the effective interest method to amortize any discount or premium -On January 1, 2010 the company retires 20% of the bonds paying $260,000. d S1,271807 from bond investors. What entry does ABC record on January 1,2010