The Rhaegel Corporation's common stock has a beta of $1\mathrm{.}2.$ If the risk$-$free rate is $3$ percent and the expected return on the market is $12$ percent, what is the company's cost of equity capital?

Multiple Choice

$14\mathrm{.}35\%$

$13\mathrm{.}8\%$

$17\mathrm{.}4\%$

$14\mathrm{.}49\%$

$13\mathrm{.}11\%$