Stock Z has an expected return of $13\mathrm{.}50\%$ and a beta of $1\mathrm{.}04.$ The risk$-$free rate is

$5\mathrm{.}00\%.$ What is the market risk premium?

a$)11\mathrm{.}6\%$

b$)9\mathrm{.}6\%$

c$)10\mathrm{.}2\%$

d$)7\mathrm{.}6\%$

e$)8\mathrm{.}2\%$