Identify row, column, square, symmetric and zero matrices
Four matrices are shown below
\[A = \begin{bmatrix} -9 & -1 \\ 4 & -7 \end{bmatrix}\]
\[B = \begin{bmatrix} 9 & 7 & -2 \end{bmatrix}\]
\[C = \begin{bmatrix} 2 \\ -5 \\ 7 \\ -3 \end{bmatrix}\]
\[D = \begin{bmatrix} -6 & -1 & 7 \\ 5 & -6 & -2 \end{bmatrix}\]