De Trader opens a brokerage account and purchases 300 shares of Internet Dreams at $32 per share. She borrows $4,600 from her broker to help pay for the purchase. The interest rate on the loan is 6% for the entire time the account is open. Assume the price per share falls to $21 per share by the end of the year (maintenance margin requirement is 30%). What is the rate of return on her investment? O-33.9% O-43.9% 0-71.52% -63.11%