Assuming the CAPM or one-factor model holds, what is the cost of equity for a firm if the firm's equity has a beta of 1.2, the risk-free rate of return is 2%, the expected return on the market is 9%, and the return to the company's debt is 7%?
A. 10.4%
B. 10.8%
C. 12.8%
D. 14.4%
E. None of the above.