All of the following statements are correct except:

A. The firms optimum debt/equity mix minimizes the firms cost of capital, which in turn helps the firm to maximize shareholder wealth

B. A firms mix of debt and equity used to finance its assets defines the firms capital structure

C. All of the statements in this question are correct

D. A projects NPV represents the increase in shareholders wealth from undertaking a project; thus, a lower weighted average cost of capital gives higher project net present values and results in higher levels of shareholder wealth