The following data are available relating to the expected performance of Monarch, a risky portfolio: Monarch Portfolio 16% Expected Return Variance 0.0676 Beta 1.15 The risk-free return during the sample period was 4%. 1. What is the Sharpe ratio of the portfolio? a. 0.461 O b. 1.775 0.0.769 d. 2.958 Oe. None of the above 2. At which level of risk-aversion "A" is the risk-free asset preferred to the risky portfolio? a. A has to be lower than 3.55 b. A has to be higher than or equal to 3.55 c. A has to be higher than or equal to 2.36 d. A has to be lower than 2.36 e. None of the above