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 of 2019	$1.95	$33.12	$17.55
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%

If the market interest rate is expected to be reduced in 2020, what will be the change of annual rate for each portfolio in 2020? Which portfolio is preferred? Please explain

If the market is just as expected in 2020. What will be the change of the annual rate of return for each portfolio in 2020?Which portfolio is preferred? Please explain