$9.$ Southern Idaho Power and Light Inc.$\text{'}$s stock $($SIPL$)$ has a Beta of $-0\mathrm{.}7.$ If the overall stock market rises by $5\%,$ SIPL would be expected to:

Multiple Choice

Fall by $3\mathrm{.}5\%$

Fall by $7\%$

Rise by $3\mathrm{.}5\%$

Rise by $7\%$

Remain unchanged