Determine Whether the Matrix Is in Row-Echelon Form And/or in Reduced

Multiple Choice

Determine whether the matrix is in row-echelon form and/or in reduced row-echelon form. $$\left[ \begin{array} { l l l l } 1 & 0 & 5 & 9 \\0 & 1 & 0 & 6 \\0 & 0 & 1 & 0\end{array} \right]$$

A) The matrix is in reduced row-echelon form.
B) The matrix is not in row-echelon form but is in reduced row-echelon form.
C) The matrix is in row-echelon form but not in reduced row-echelon form.
D) The matrix is not in row-echelon or in reduced-row echelon form.