Suppose an investor buys a share of British Petroleum at a price of 32 at the start of the year. During the year, the investor receives a dividend of 1.5. At the end of the year, the price of BP is 34. During the year, the exchange rate goes from 1 = $1.78 to 1 = $1.63. What was the investor's dollar return on BP? a) -2.35% b) -6.47% c) 1.59% d) 10.94%