A firm has perpetual preferred stock outstanding that sells for $$300$ per share and pays a dividend of $$14\mathrm{.}25$ at the end of each quarter. What is the required rate of return?

$19\mathrm{.}00\%$

$14\mathrm{.}25\%$

$4\mathrm{.}75\%$

$57\mathrm{.}00\%$