Ronan Corporation$$s capital structure includes bonds $$5,500,$ and common stock $$11,000.$ If Ronan has an after$-$tax cost of debt of $6\%,$ and a $16\%$ cost of common stock, what is its WACC?

Question $27$Select one:

a$.$

$14\mathrm{.}67\%$

b$.$

$12\mathrm{.}67\%$

c$.$

$9\mathrm{.}33\%$

d$.$

$13\mathrm{.}33\%$