11. Federal Reserve Reg T mandates that you can borrow up to 50% of the price of securi- ties you buy from your broker. Suppose you buy 100 shares of IBM stock at $135 per share, borrowing the full 50% from your broker at 2% interest per year. After 1-year, suppose IBM stock increases in value by 10% in value and pays no dividend. Which of the following is closest to your return assuming you receive no margin calls during the year? (a) 5% (b) 10% (c) 15% (d) 20% (e) 25%