Consider a risk-free asset with a rate of return of 4% and the following risky portfolios: 1. W: E[R]=.09 and Var[R]=.0100 2. X: E[R]=. 12 and Var[R]=.0225 3. Y: E[R]=. 14 and Var[R]=.0400 4. Z: E[R]=. 16 and Var[R]=.0625 The investor must form a complete portfolio by combining the risk-free asset with exactly one the risky portfolios mentioned above. The risky portfolio any risk-averse investor would choose is OaX O. Investors would be indifferent between choosing any portfolio. . Od 2 Oew