Consider the following table, which gives a security analyst's expected return on two stocks for two particular market returns: Market Return Aggressive Stock Defensive Stock 21 5% 2.4% 27 4.2% 18 a. What are the betas of the two stocks? (Round your answers to 2 decimal places.) Bota A Beta D b. What is the expected rate of return on each stock if the market return is equally likely to be 5% or 21%? (Round your answers to 2 decimal places.) Rate of return on A Rate of return on D %