A pension fund manager is considering three mutual funds. The first is a stock fund, the second is a long-term government and corporate bond fund, and the third is a T-bill money market fund that yields a rate of 5%. The probability distribution of the risky funds is as follows: Expected Return Standard Deviation Stock fund (S) 17% 30% Bond fund (B) 11% 22% The correlation coefficient between the fund returns is 0.10. You require that your portfolio yield an expected return of 14%, and that it be efficient, on the best feasible CAL. What is the standard deviation of your portfolio? Group of answer choices 17.25% 18.18% 19.42% 16.08% 20.33%