You purchase 700 shares of stock at a price of $98 per share on a 50 percent initial margin. If you are charged an interest rate of 7.3 percent on the margin loan, how much interest will you be charged if you repay the loan in 4 months? o a. $815.11 O b. $35,115.11 O c. $36,803.90 O d. $790.16