Factor Out the Greatest Common Factor $$( x - 4 ) ( x + 9 ) + ( x - 4 ) ( x + 5 )$$

Multiple Choice

Factor out the greatest common factor. Simplify the factors, if possible.
- $$( x - 4 ) ( x + 9 ) + ( x - 4 ) ( x + 5 )$$

A) $( x - 4 ) ( x + 14 )$
B) $2 ( x - 4 ) ( 2 x + 14 )$
C) $2 ( x - 4 ) ( x + 7 )$
D) $( x - 4 ) ( 2 x + 14 )$