Surface Company purchased 1,000 bonds of Slick Company in 2018 for $850 per bond and classified the investment as securities available-for-sale. The value of these holdings was $258 per bond on December 31, 2019, and $415 per bond on December 31, 2020. During 2021, Surface sold all of its Slick bonds at $330 per bond. In its 2021 income statement, Surface would report: Multiple Choice A recognition of unrealized holding losses of $258,000. A realized gain of $85,000. O A loss on the sale of investments of $520,000. o A trading gain of $85,000 and an unrealized holding loss of $330,000