22. Use the information below to answer parts a and b:. (15 points total] A B C Expected return 10% 18% 16% Beta 0.8 1.2 1.5 Furthermore, the risk-free rate is 3% and expected return of the market portfolio is 13%. a. Are securities A, B, and Covervalued, fairly valued, or undervalued? [4X 3 = 12 points) b. Find the beta of a portfolio that invests equally into these three securities (A, B and Cl