Rewrite the Rational Expression as an Equivalent Rational Expression with the Given

Multiple Choice

Rewrite the rational expression as an equivalent rational expression with the given denominator.
- $\frac { 6 } { x ^ { 2 } + 9 x } = \frac { } { x ( x + 9 ) ( x + 4 ) }$

A) $\frac { 6 ( x + 9 ) } { x ( x + 9 ) ( x + 4 ) }$

B) $\frac { 6 ( x - 4 ) } { x ( x + 9 ) ( x + 4 ) }$

C) $\frac { 6 } { x ( x + 9 ) ( x + 4 ) }$

D) $\frac { 6 ( x + 4 ) } { x ( x + 9 ) ( x + 4 ) }$