A British investor sold U.S. stocks she bought one year ago. She had invested 75,000 to buy the shares for $50 per share and sold the shares for $65 per share. The exchange rate was $/ - 1.3353 at the beginning and $/ = 1.4354 at the end of the period. The percentage effective return to the British investor in pound terms is given by: 0 25.15% 20.93% O 39.75% O 30%