Small$-$company stocks produced an average annual return of $17\mathrm{.}4$ percent with a standard deviation of $32\mathrm{.}9$ percent. Based on this information, what is the range of returns an investor can expect to earn in any one year given a $95$ percent probability range $($Hint: average returns$\backslash$pm $2($St$.$Dev$))?$

$-48\mathrm{.}4$ to $83\mathrm{.}2$ percent

$-32\mathrm{.}9$ to $67\mathrm{.}7$ percent

$-15\mathrm{.}5$ to $67\mathrm{.}7$ percent

$-1\mathrm{.}9$ to $50\mathrm{.}3$ percent