Jiffy Wax Corp. can sell common stock for $15 per share and its investors require a 14% return. However, the administrative or flotation costs associated with selling the stock amount to $2.40 per share. What is the cost of capital for Jiffy Wax if the corporation raises money by selling common stock? Select one: a. 21.50% b. 16.67% C. 30.00% d. 14.00%