Find the Inverse Matrix of $\left[\begin{array}{ccc}9 & -3 & 5 \\-3 & 1 & -5\end{array}\right]$

Multiple Choice

Find the inverse matrix of .

A) Not invertible
B) $\left[\begin{array}{ccc}9 & -3 & 5 \\-3 & 1 & -5\end{array}\right]$
C) $\left[\begin{array}{ccc}1 / 9 & -1 / 3 & 1 / 5 \\-1 / 3 & 1 & -1 / 5\end{array}\right]$
D) $\left[\begin{array}{lll}1 & 0 & 0 \\0 & 1 & 1\end{array}\right]$
E) $\left[\begin{array}{cc}9 & -3 \\-3 & 1 \\5 & -5\end{array}\right]$