Find the Inverse of the Matrix (If It Exists) $$\left[ \begin{array} { l l } 3 & 0 \\0 & 4\end{array} \right]$$

Multiple Choice

Find the inverse of the matrix (if it exists) . $$\left[ \begin{array} { l l } 3 & 0 \\0 & 4\end{array} \right]$$

A) $\left[ \begin{array} { l l } \frac { 1 } { 4 } & 0 \\0 & \frac { 1 } { 4 }\end{array} \right]$
B) $\left[ \begin{array} { l l } \frac { 1 } { 4 } & 0 \\0 & 0\end{array} \right]$
C) $\left[ \begin{array} { c c } 0 & \frac { 1 } { 4 } \\\frac { 1 } { 4 } & 0\end{array} \right]$
D) $\left[ \begin{array} { l l } \frac { 1 } { 4 } & 0 \\0 & \frac { 1 } { 3 }\end{array} \right]$
E) $\left[ \begin{array} { l l } \frac { 1 } { 3 } & 0 \\0 & \frac { 1 } { 4 }\end{array} \right]$