A firm has a target debt$-$equity ratio of $0\mathrm{.}37.$ The cost of debt is $9\%$ and the cost of equity is $15\%.$ The company has a $34\%$ tax rate. A project has an initial cost of $$70,000$ and an annual after$-$tax cash flow of $$21,000$ for six years. What is the net present value of the project? a$.$ $$14,092$O b$.$ $$14,899$ c$.$ $$15,011$ d$.$ $$15,513$ e$.$ $$15,942$