You've borrowed $28,000 on margin to buy shares in XYZ, which is now selling at $40 per share. Your account starts at the initial margin requirement of 50%. The maintenance margin is 30%. Two days later, the stock price falls to $38 per share. a. Will you receive a margin call? O Yes O No b. How low can the price of XYZ shares fall before you receive a margin call? (Round your answer to 2 decimal places.) Margin call will be made at price or lower