Assume the expected return computed in question $1$ was $10\mathrm{.}4985\%.$What would the standard deviation be for Stock A$?$

$12\mathrm{.}67\%$

$3\mathrm{.}56\%$

$24\mathrm{.}31\%$

$2\mathrm{.}47\%$

$6\mathrm{.}67\%$