Assume that you have invested $100,000 in British equities. When purchased, the stock's price and the exchange rate were 40 and 0.40/$1.00 respectively. At selling time, one year after purchase, they were 60 and 0.60/$1.00. If the investor had sold 40,000 forward at the forward exchange rate of 0.45/$1.00. The dollar rate of return would be:

7.58%

13.90%

22.22%

17.09%