3. Suppose Lurjie believes that Tian, Inc. is overvalued and decides to sell short 1000 shares of the firm at a price of $56 per share. Margin requirements are 55%. If the stock price declines to $50 per share and short seller buys the stock at $50 per share, how much will be the short-seller's profit or loss? What will be short-seller's return if stock price rises to $65 per share? At what price margin call will be issued if the maintenance margin required is 30%? What kind of order should short-seller place on the stock to protect the short position? a. b. c. d