Find, If Possible $B A$ A) $$A B = \left[ \begin{array} { l l } - 29 & 0 \\- 4 & 8\end{array} \right]$$

Multiple Choice

Find, if possible, $B A$ . $$A = \left[ \begin{array} { c c c } 8 & - 7 & 4 \\- 1 & 1 & 9\end{array} \right] \text { and } B = \left[ \begin{array} { c c } 2 & 1 \\0 & 1 \\- 4 & 7\end{array} \right]$$

A) $$A B = \left[ \begin{array} { l l } - 29 & 0 \\- 4 & 8\end{array} \right]$$
B) $$A B = \left[ \begin{array} { c c } - 63 & 38 \\- 0 & 29\end{array} \right]$$
C) $$A B = \left[ \begin{array} { c c } - 0 & 29 \\- 38 & 63\end{array} \right]$$
D) $$A B = \left[ \begin{array} { c c } - 63 & 8 \\- 1 & 1\end{array} \right]$$
E) $$A B = \left[ \begin{array} { c c } - 0 & 29 \\- 29 & 63\end{array} \right]$$