Compute AB, If Possible A) $\left[ \begin{array} { r r } 3 & 4 \\ - 7 & - 22 \\ 0 & 38 \end{array} \right]$

Multiple Choice

Compute AB, if possible.
- $$A = \left[ \begin{array} { r r } - 1 & 3 \\5 & 4\end{array} \right] \text { and } B = \left[ \begin{array} { l l l } 0 & - 2 & 6 \\1 & - 3 & 2\end{array} \right]$$

A) $\left[ \begin{array} { r r } 3 & 4 \\ - 7 & - 22 \\ 0 & 38 \end{array} \right]$
B) not possible
C) $\left[ \begin{array} { r r r } 3 & - 7 & 0 \\ 4 & - 22 & 38 \end{array} \right]$
D) $\left[ \begin{array} { r r r } 0 & - 6 & 8 \\ 5 & - 12 & 8 \end{array} \right]$