Omega stock is currently selling at $50 per share. For each of the following situations, (ignoring any additional costs), calculate the percentage gain or loss that Felix realizes if he makes a 200-share transaction. i (Click the icon to view the margin requirements on long positions.) (Click the icon to view the margin requirements on short positions.) a. He short sells the stock and repurchases the borrowed shares at $60 per share. b. He buys the stock and sells the stock at $70 per share. c. He short sells the stock and repurchases the borrowed shares at $25 per share. d. He buys the stock and sells the stock at $45 per share.