Consider the following table, which gives a security analyst's expected return on two stocks for two particular market returns: Market Return Aggressive Stock B% 3.0% 20 31 Defensive Stock 4.8% 14 a. What are the betas of the two stocks? (Round your answers to 2 decimal places.) Beta A Beta D b. What is the expected rate of return on each stock if the market return is equally likely to be 8% or 20% (Round your answers to 2 decimal places.) Rate of return on A Rate of return on D