All I need is part F: how to find the Expected return, variance, standard deviation, and Diversification benefits

1. Assume that you are considering selecting assets from among the following three candidat Asset 1 Asset 3 Asset 2 Market Probability Return Return Return condition 12.3% Good 25% 8.5% 2.0% Average 25% 4.3% 6.9% 8.6% 35% 50% 2.1%