Palencia Paints Corporation has a target capital structure of $35\%$ debt and $65\%$ common equity. with no preferred stock. Its before$-$tax cost of debt is $8\%,$ and its marginal tax rate is $40\%.$ The current stock price is $P_0=$$$22\mathrm{.}00.$ The last dividend was $D_0=$$$2\mathrm{.}25,$ and it is expected to grow at a $5\%$ constant rate. What is its WACC?

$11\mathrm{.}91\%$

$15\mathrm{.}74\%$

$18\mathrm{.}81\%$

$20\mathrm{.}69\%$

$35\mathrm{.}28\%$