The "optimal" or "target" capital structure is that debt/equity mix that simultaneously: Select one: O a. Minimizes the cost of equity, maximizes EPS, and maximizes the market value of the common stock O b. Maximizes the value of the firm, maximizes the weighted average cost of capital, and maximizes the market value of the common stock O c. Maximizes the value of the firm, minimizes the weighted average cost of capital, and maximizes the market value of the common stock O d. Maximizes EPS, minimizes the weighted average cost of capital, and maximizes the market value of the common stock