Find the Inverse of a If It Has One, or State

Multiple Choice

Find the inverse of A if it has one, or state that the inverse does not exist.
- $$A = \left[ \begin{array} { l l l } 1 & 3 & 2 \\1 & 3 & 3 \\2 & 7 & 8\end{array} \right]$$

A)
$$\left[ \begin{array} { l l l } 1 & \frac { 1 } { 3 } & \frac { 1 } { 2 } \\1 & \frac { 1 } { 3 } & \frac { 1 } { 3 } \\\frac { 1 } { 2 } & \frac { 1 } { 7 } & \frac { 1 } { 8 }\end{array} \right]$$
B) Inverse does not exist
C)
$$\left[ \begin{array} { r r r } - 3 & 10 & - 3 \\2 & - 4 & 1 \\- 1 & 1 & 0\end{array} \right]$$
D)
$$\left[ \begin{array} { l l l } - 1 & - 3 & - 2 \\- 1 & - 3 & - 3 \\- 2 & - 7 & - 8\end{array} \right]$$