If a company has the optimal amount of debt, then the:

A$.$ value of the firm is equal to VL $+$ TCD$.$

B$.$ direct financial distress costs must equal the present value of the interest tax shield.

C$.$ debt$-$equity ratio is equal to $1.$

D$.$ value of the levered company will exceed the value of the unlevered company.

E$.$ company has no financial distress costs.