Let $B = \left[ \begin{array} { l l } - & 3 \\ 2 \end{array} \right] , C = \left[ \begin{array} { l l } 4 & 1 \end{array} \right]$

Multiple Choice

Let $B = \left[ \begin{array} { l l } - & 3 \\ 2 \end{array} \right] , C = \left[ \begin{array} { l l } 4 & 1 \end{array} \right]$ .
Perform the operation: $( B C ) ^ { 2 }$ .

A)
$\left[ \begin{array} { l } - 80 \\ - 20 \end{array} \right]$

B) $[ 120 ]$

C) $\left[ \begin{array} { r r } 120 & 30 \\ - 80 & - 20 \end{array} \right]$

D) $\left[ \begin{array} { l l } 120 & 30 \end{array} \right]$

E) none of these