please show each step and in excel form

2. Expected return on two stocks for two particular market returns: Market Return Aggressive Stock Defensive Stock 5% 1% 8% 20% 25% 18% a. What are the betas of the two stocks? b. What is the expected rate of return on each stock if the market return is equally likely to be 5% or 20%? c. If the T-bill rate is 3% and the market return is equally likely to be 5% or 20%, draw the SML for this economy d. Between aggressive and defensive stocks, which one is undervalued, which is overvalued, and why