T purchased the following lots of stock in Z Corporation: 50 shares 1/12/2008 Cost $1,200 100 shares 2/28/2013 Cost $3,000 75 shares 10/16/2014 Cost $2,500 T sold 75 shares on January 16, 2017 for $2,800. His only instruction to his broker, who actually held the shares for T, was to sell 75 shares. a. How much gain or loss does T recognize on this sale? b. How could this result be altered?