please answer both parts a and b!

A bond will issue at a premium price when: Interest is paid semiannually instead of annually. The market rate of interest and the bond's stated rate of interest are the same. The market rate of interest is less than the bond's stated rate of interest. The market rate of interest is greater than the band's stated rate of interest. Colossus Corp, issued $400,000, 20-year, 8% bonds at an issue price of $420,000. Colossus amortizes its premiums and discounts using the straight-line method. If Colossus calls the bonds at 103 after 15 years, it will recognize a gain/loss of: O $20,000 gain O $12,000 loss $7,000 loss $5,000 gain