Which one of the following statements is False? OA. To value a US company, we should use the yields on long-term (10- to 30-year) Treasury bonds to determine the risk-free interest rate. OB. To estimate equity beta, we can regress the historical market excess returns on the excess returns of individual stocks, the resulted regression coefficient is the estimated equity beta. OC. For firms with significant risk of default, the yield to maturity on bonds will overestimate debt holders' expected return. O D. When estimating the WACC, it is generally safer to compute the weights (D/(D+E)) based upon gross debt outstanding, instead of net debt (= gross debt - excess cash). OE. None of the above