52( 3 points) Based on risk expected rate of return of 2 companies, ABC and XYZ are 15.6% and 11.1% respectively; their betas are 1.4 for ABC and 0.9 for XYZ. Meanwhile, the investors of ABC company require a yield of 13.8% and investors of XYZ require 12%. Based on these information, the risk-free rate and the expected market rate are. Risk-free rate Expected market rate 11.25% 6.40% 12.00% 2.60% 8.00% 10.00% 10.40% A B 3.00% D