Which statement is/are true about estimating WACC? O A. All new projects of a company which have the same risk profile as the entire company should earn a return equal to the full company WACC B. The government bond rate (or yield to maturity) will have no impact on any corporation's WACC C. A decrease in the book value of a publicly-listed firm's equity will tend to decrease WACC, all else held constant O D. All the above statements are true O E. None of the above statements are true