Let $f ( x ) = \ln \left( \frac { x + 3 } { x - 2 } \right)$

Multiple Choice

Let $f ( x ) = \ln \left( \frac { x + 3 } { x - 2 } \right)$ Then $f ^ { \prime } ( x )$ is

A) $- \frac { 1 } { ( x + 3 ) ( x - 2 ) }$
B) $- \frac { 5 } { ( x + 3 ) ( x - 2 ) }$
C) $\frac { 5 } { ( x + 3 ) ( x - 2 ) }$
D) $\frac { 1 } { ( x + 3 ) ( x - 2 ) }$
E) $- \frac { x - 2 } { 5 ( x + 3 ) }$