I dont know how to deal with part D of this question.

On January 1, 2015, Lantau Corp. issued $600,000 of 20-year, 11 % bonds for $554, 860, yielding a market (yield) rate of 12%. Interest is payable semiannually on June 30 and December 31. Confirm the bond issue price. Prepare journal entries to record the bond issuance, semiannual interest payment and discount amortisation on June 30, 2015, and semiannual interest payment and discount amortisation on December 31, 2015. Use the effective interest rate. Post the journal entries from part b to their respective T-accounts. Lantau elected to report these bonds in its financial statements at fair value. On December 31, 2015, these bonds were listed in the bond market at a price of 101 (or 101% of par value). What entry is required to adjust the reported value of these bonds to fair value? Prepare a table summarising the effect of these bonds on earnings for 2015, including interest expense and any unrealised gain or loss resulting from the fair value adjustment in requirement d. Reporting and Interpreting Bond Disclosures The adjusted trial balance for the HarbourFront Corporation at the end of 2015 contains the following accounts