Allison Engines Corporation has established a target capital structure of 40 percent debt and 60 percent common equity. The firm expects to earn S600 in after-tax income during the coming year, and it will retain 40 er enl of hose earnings he currenl 1kel price ol he rm s s oc is 0 , s as ivi end was o s and lls ex ecle y en er w rate is percen li on an issue new common stock at a 15 percent flotation cost. What will Allison's marginal cost of equity capital (not the WACC) be if it must fund a capital budget requiring $600 in total new capital? Da, 7.9% . 13.9% Od 15.8% Oe, 14.3%