An investor combines three assets (A, B and C) into portfolio . 25% of the funds are in Asset A with an expected return of 5% and a standard deviation of zero. 50% of the funds are in Asset B with an expected return of 10% and a standard deviation of 5%. 25% of the funds are in Asset C with an expected return of 5% and a standard deviation of zero. What are the expected return and standard deviation of the portfolio, respectively? 8.5% 0.100 07.5% 0.025 0 0.75% 0.075 07.5% 0.050