Suppose you have observed the following returns over time. Year 2015 2016 2017 2018 2019 Stock X 14% 19 -16 3 20 Stock Y 13% 7 -5 Market 12% 10 12 1 1 15 11 Assume that the risk-free rate is 4%, the market risk premium is 5%, the beta for Stock X is 1.5, and the beta for Stock Y is 0.46. What are the required rates of return for Stock X and Stock Y, respectively? 12.2% and 7.2% 8.4% and 10.5% 10.2% and 7.6% 11.5% and 6.3%