Suppose rRF $=4\mathrm{.}7\%,$ rM $=10\mathrm{.}6\%,$ and bJ $=0\mathrm{.}7.$ What is rJ$,$ the required rate of return on Stock J$?$

Group of answer choices

$4\mathrm{.}13\%$

$7\mathrm{.}42\%$

$12\mathrm{.}12\%$

$16\mathrm{.}00\%$

$8\mathrm{.}83\%$