Choose one portfolio (A or B) to invest considering risk and return relationship. Each portfolio has 2 assets. Please use montly return data of each asset and weight in the porfolio . You are risk averse.

Monthly return data

Monthly return data	Asset 2
50%	10%
60%	90%
70%	30%
Weight of Asset 1 = 0.4
Portfolio B
Asset 3	Asset 4
50%	20%
80%	70%
70%	10%
Weight of Asset 3 = 0.5