Using mean-variance criterion, does any of the 3 investments, company 1, company 2, and portfolio P, dominate the other?

Please show work, if any*

1. You have estimated the returns of 2 companies for the next year depending on the general economic condition. Company 1 Outcome Probability Company 2 15% 30% 5% Normal 50% 5% Recession 20% 0% 10%