Need help with statement of comprehensive income, and 12/31/2018 balance sheet as a result of these investments.

1March 31, 2018 Investment in Distribution Transformers bonds 480,000 Cash 480,000 September 01. Investment in American Instruments bands 1,140,000 Cash 1,140,000 Seraonse 0 SeptemberCash 19,200 Interest revenue 19,200 October 02. Fair value adjustment 65,000 2018 Unrealized holding gain-NI 65,000 October , Cash 545,000 2018 Investment in Distribution Transformers bonds 480,000 November 01. Investment in M&D Corporation bonds 1,800,000 Cash 1,800,000 December 31. nterest receivable 38,000 Interest revenue 38,000 December 31. nterest receivable 18,000 2018 Interest revenue 18,000 Fair value adjustment 26,000 2018 Unrealized holdina aain-NI 26.000