W.V. Trees has a debt-equity ratio of .64, a WACC of 10.8 percent, a pretax cost of debt of 7.9 percent, and a tax rate of 24 percent. What is the unlevered cost of equity capital?

A)		13.45 percent
B)		12.97 percent
C)		13.13 percent
D)		13.08 percent
E)		11.92 percent