Find the Derivative of Y with Respect to X $$y = \tan ^ { - 1 } ( \ln 4 x )$$

Multiple Choice

Find the derivative of y with respect to x.
- $$y = \tan ^ { - 1 } ( \ln 4 x )$$

A) $\frac { 4 } { x \left( 1 + ( \ln 4 x ) ^ { 2 } \right) }$
B) $\frac { 1 } { x \left( 1 + ( \ln 4 x ) ^ { 2 } \right) }$
C) $\frac { 1 } { 1 + ( \ln 4 x ) ^ { 2 } }$
D) $\frac { 1 } { x \sqrt { 1 + ( \ln 4 x ) ^ { 2 } } }$