Question $24(1$ point$)$

Which one of the following statements is true?

a$)$ A large proportion of equity in the capital structure minimizes the WACC.

b$)$ The WACC increases when a moderate amount of debt is used in the capital structure.

c$)$ The optimal capital structure is represented by the point where the WACC is the highest.

d$)$ The claims of debtholders are safer than the cash flows expected by shareholders.