Mulherin's stock has a beta of 1.23, its required return is 11.75%, and the risk-free rate is 2.30%. What is the required rate of return on the market? (Hint: First find the market risk premium.) Do not round your intermediate calculations. a. 9.98% b. 7.69% c. 8.19% d. 12.38% e. 10.58%