i only need the answer for D

Return to que Dee Trader opens a brokerage account and purchases 200 shares of Internet Dreams at $42 per share. She borrows $3,800 from her broker to help pay for the purchase. The interest rate on the loan is 12% Required: a. What is the margin in Dee's account when she first purchases the stock? Answer is complete and correct. Margin 4.600 b. If the share price falls to $ 31 per share by the end of the year, what is the remaining margin in her account? Answer is complete and correct. Romaining s 1944 margin c. If the maintenance margin requirement is 30% will she receive a margin call? Yes No d. What is the rate of return on her investment? (Negative value should be indicated by a minus sign. Round your answer to 2 decimal places) Rate of totum