The risk$-$free rate $1s2\mathrm{.}7$ percent and the market expected return is $12\mathrm{.}4$ percent. What is the expected return of a stock that has a beta of $\mathrm{.}78?$

A$.15\mathrm{.}17\%$

B$.10\mathrm{.}27\%$

C$.14\mathrm{.}00\%$

D$.11\mathrm{.}55\%$

E$.12\mathrm{.}78\%$