Which of the following statements is CORRECT?

a. The optimal capital structure simultaneously maximizes EPS and minimizes the WACC.

b. The optimal capital structure minimizes the cost of equity, which is a necessary condition for maximizing the stock price.

c. The optimal capital structure simultaneously minimizes the cost of debt, the cost of equity, ans the WACC.

d. The optimal capital structure simultaneously maximizes stock price and minimizes the WACC. e. As a rule, the optimal capital structure is found by determining the debt-equity that maximizes expected EPS. Please, not only give the right answer, but also a detailed explanation. It is vital in this task.