Thrasher Corporation sells short 100 shares of ARC stock at $20 per share on January 15, 2016. It buys 200 shares of ARC stock on April 1, 2016, at $25 per share. On May 2, 2016, Thrasher closes the short sale by delivering 100 of the shares purchased on April 1. a. What are the amount and nature of Thrasher’s loss upon closing the short sale? b. When does the holding period for the remaining 100 shares began? c. If Thrasher sells (at $27 per share) the remaining 100 shares on January 20, 2017, what will be the nature of its gain or loss?