company D is currently an unlevered firm. the company expects to generate $200 milllion of operating profits in perpetuity. the firm is considering a capital restructuring to have $500 million of debt. its cost of debt is 6%. unlevered firms in the same industry have cost of equity capital of 12%. the corporate tax rate is 30%. a. what is the value of company D before capital restructuring? b. what will be the value of company D after capital restructuring? c. what will be the WACC of company D after capital restructuring?