Find the Matrix Product AB, If It Is Defined $$A = \left[ \begin{array} { r r } 3 & - 2 \\3 & 0\end{array} \right] , B = \left[ \begin{array} { r r } 0 & - 2 \\4 & 6\end{array} \right]$$

Multiple Choice

Find the matrix product AB, if it is defined.
- $$A = \left[ \begin{array} { r r } 3 & - 2 \\3 & 0\end{array} \right] , B = \left[ \begin{array} { r r } 0 & - 2 \\4 & 6\end{array} \right]$$

A) $\left[ \begin{array} { r r } - 18 & - 8 \\ - 6 & 0 \end{array} \right]$
B) $\left[ \begin{array} { r r } 0 & 4 \\ 12 & 0 \end{array} \right]$
C) $\left[ \begin{array} { r r } - 8 & - 18 \\ 0 & - 6 \end{array} \right]$
D) $\left[ \begin{array} { r r } - 6 & 0 \\ 30 & - 8 \end{array} \right]$