Stocks A, B, and C have expected returns of 15 percent, 15 percent, and 12 percent, respectively, while their standard deviations are 48 percent, 24 percent, and 24 percent, respectively. If you were considering the purchase of each of these stocks as the only holding in your portfolio and the risk-free rate is 0 percent, which stock should you choose? (Round answers to 2 decimal places, e.g. 15.25.) Coefficient of variation of Stock A Coefficient of variation of Stock B Coefficient of variation of Stock C Choose