91. On its December 31, 2014, balance sheet, Trump Company reported its investment in available-for-sale securities, which had cost $600,000, at fair value of $550,000. At December 31, 2015, the fair value of the securities was $585,000. What should Trump report on its 2015 income statement as a result of the increase in fair value of the investments in 2015? a. $0. b. Unrealized loss of $15,000. c. Realized gain of $35,000. d. Unrealized gain of $35,000