Assume the market value of Fords' equity, preferred stock and debt are $7 billion, $4 billion and $10 billion respectively. Ford has a beta of 1.1, the market risk premium is 6% and the risk-free rate of interest is 4%. Ford's preferred stock pays a dividend of $5 each year and trades at a price of $30 per share. Ford's debt trades with a yield to maturity of 8.0%. What is Ford's weighted average cost of capital if its tax rate is 25%? OA) 9.57% B) 8.13% OC) 9.09% OD) 8.61%