Find the Indicated Matrix $A = \left[ \begin{array} { c c c } - 9 & 5 & - 6 \\ - 7 & 7 & - 1 \\ - 6 & 6 & - 6 \end{array} \right]$

Multiple Choice

Find the indicated matrix.
-Let $A = \left[ \begin{array} { c c c } - 9 & 5 & - 6 \\ - 7 & 7 & - 1 \\ - 6 & 6 & - 6 \end{array} \right]$ and $B = \left[ \begin{array} { c c c } 4 & 3 & - 4 \\ 4 & 8 & 5 \\ 3 & 6 & 4 \end{array} \right]$ . Find $A B$ .

A) $\left[ \begin{array} { r r r } - 34 & - 23 & 37 \\ - 3 & 29 & 59 \\ - 18 & - 6 & 30 \end{array} \right]$
B) $\left[ \begin{array} { r r r } - 34 & - 3 & - 18 \\ - 23 & - 3 & - 6 \\ 37 & 59 & 30 \end{array} \right]$
C) $\left[ \begin{array} { c c c } - 36 & 15 & 24 \\ - 28 & 56 & - 5 \\ - 18 & 36 & - 24 \end{array} \right]$
D) $\left[ \begin{array} { r r r } - 9 & 5 & - 6 \\ - 7 & 7 & - 1 \\ - 6 & 6 & - 6 \\ 4 & 3 & - 4 \\ 4 & 8 & 5 \\ 3 & 6 & 4 \end{array} \right]$