Use the following information to answer question 14. Suppose BCE's preferred stock has a price of $20.80 and an annual dividend of $1.0325. Suppose also the common equity beta of BCE is 0.75, the yield on treasury bills is 2.35%, and you estimate the mar- ket risk premium to be 6%. By using the yield to maturity on BCE's debt, we found that its pre-tax cost of debt is 3.14%. In early 2020, the market values of BCE's common stock, preferred stock, and debt were $48,333 million, $3,331 million, and $19,321 million, respectively. 14. If BCE's tax rate is 20%, what was BCE's WACC in early 2020? A. 6.8% B. 4.9% C. 5.5% D. 6.4% E. All of the above