The market volue of equity is $1000 and of debt is $600, the cost of debt is 3.9%, beta equity is 1.2. risk-free is 3% market retum is 9%, and the tax rale is 30%, calculate the after-tax WACC. Select one: a. 7.6% b. 10.2% c. 7.39% d. 0% The type of the risk that can be eliminated by diversification is called Select one: a. market risk. b. interest rale risk. c. systematic risk. d. Unique or specific risk