Compute the Product, If Possible $\left[ \begin{array} { l l } 2 & - 4 \\2 & - 4\end{array} \right] \cdot \left[ \begin{array} { l l } 4 & - 4 \\1 & - 7\end{array} \right]$

Multiple Choice

Compute the product, if possible.
$\left[ \begin{array} { l l } 2 & - 4 \\2 & - 4\end{array} \right] \cdot \left[ \begin{array} { l l } 4 & - 4 \\1 & - 7\end{array} \right]$

A) $\left[ \begin{array} { l l } 4 & 20 \\4 & 20\end{array} \right]$
B) $\left[ \begin{array} { l l } 5 & 19 \\4 & 20\end{array} \right]$
C) $\left[ \begin{array} { l l } 5 & 19 \\2 & 22\end{array} \right]$
D) $\left[ \begin{array} { l l } 4 & - 20 \\2 & - 22\end{array} \right]$
E) Undefined