Find the Derivative of the Following Function $y = \ln 5 x$

Multiple Choice

Find the derivative of the following function. $y = \ln 5 x$

A) $\frac { 1 } { x }$
B) $\frac { 5 } { x }$
C) $\frac { 1 } { 5 x }$
D) $\frac { 1 } { x ^ { 2 } }$
E) $\frac { 1 } { 5 x ^ { 2 } }$