The question that I need help with is attached. Thank you

Lopez Plastics Co. (LPC) issued callable bonds on January 1, 2011. LPC's accountant has projected the following amortization schedule from issuance until maturity: LPC issued the bonds: At par. At a premium. At a discount. Cannot be determined from the given information. 10. What is the annual stated interest rate on the bonds? 3.5% 6% 7% None of the above is correct. 11. What is the effective interest rate on the bonds? 3% 3.5% 6% 7% 12. LPC calls the bonds at 103 immediately after the interest payment on 12/31/2012 and retires them. What gain or loss, if any, would LPC record on this date? No gain or loss $3,717 gain $6,000 loss $2,283 loss