1.You are required to analyze three portfolios for 2019. The current yield of the government bond is 2%, and market return premium is 3%. The following table is extracted from the market.

Portfolio A Portfolio B Portfolio C Beta 0.6 1.2 1.8 Standard deviation 12% 15% 17% Opening price at the beginning $1.95 $33.12 $17.55 of 2019 Closing price at the end of 2019 $2.03 $34.97 $18.65 CAPM return 3.80% 5.60% 7.40% Actual return 4.10% 5.59% 6.27% Sharpe ratio 17.50% 23.93% 25.12% Treynor ratio 3.50% 2.99% 2.37% Jensen 0.30% 0% -1.13%