Perform the Operation or Operations When Possible A) $\left[ \begin{array} { r r } 0 & - 2 \\ - 4 & - 5 \end{array} \right]$

Multiple Choice

Perform the operation or operations when possible.
- $$\left[ \begin{array} { r r } - 7 & - 7 \\4 & 8\end{array} \right] + \left[ \begin{array} { r r } 1 & - 4 \\- 4 & - 9\end{array} \right] - \left[ \begin{array} { r r } 6 & 9 \\- 4 & - 4\end{array} \right]$$

A)
$\left[ \begin{array} { r r } 0 & - 2 \\ - 4 & - 5 \end{array} \right]$
B)
$\left[ \begin{array} { r r } - 2 & 6 \\ 4 & 13 \end{array} \right]$
C)
$\left[ \begin{array} { r r } - 12 & - 20 \\ 4 & 3 \end{array} \right]$
D)
$\left[ \begin{array} { r r } - 14 & - 12 \\ 12 & 21 \end{array} \right]$