Q14. The market portfolio has an expected return of 12 percent and a standard deviation of 20 percent. The risk-free rate is 4 percent. Stock Q has an expected return of 10% and a standard deviation of 12 percent. What is the slope of the capital market line (CML)? a O a. 0.50 O b. 0.70 OC. 0.30 O d. 0.90 O e. none of the above