Solve the Problem $A = \left[ \begin{array} { r r } - 6 & 6 \\ - 1 & - 5 \\ 6 & - 8 \end{array} \right]$

Multiple Choice

Solve the problem.
-Let $A = \left[ \begin{array} { r r } - 6 & 6 \\ - 1 & - 5 \\ 6 & - 8 \end{array} \right]$ and $B = \left[ \begin{array} { r r } 2 & - 5 \\ - 3 & - 9 \\ - 6 & 6 \end{array} \right]$ . Find $A + B$ .

A)
$\left[ \begin{array} { r r } - 4 & 1 \\ - 4 & - 14 \\ 0 & - 2 \end{array} \right]$
B)
$\left[ \begin{array} { r r } - 8 & 11 \\ 2 & 4 \\ 12 & - 17 \end{array} \right]$
C)
$\left[ \begin{array} { r r } - 4 & 1 \\ 4 & - 5 \\ 0 & 2 \end{array} \right]$
D)
$\left[ \begin{array} { r r } - 4 & - 5 \\ - 4 & - 14 \\ 0 & - 2 \end{array} \right]$