. For the following question, show all workings. el 38. Investors can form portfolios out of two assets: a risk free asset (T-bill) with a rate of return of 4%; and a risky portfolio with an expected return of 12% and return standard deviation of 25%. Answer the following questions: a. Draw the capital allocation line. b. The coefficients of risk aversion of George and Michael are 2 and 8, respectively. Compute each investor's optimal capital allocation to the risky portfolio. " c. Interpret the results you get from part b. d indicate George's and Michael's optimal portfolio on the Capital allocation line