Factor by Grouping $$x ^ { 3 } - 2 x ^ { 2 } + 9 x - 18$$

Multiple Choice

Factor by grouping.
- $$x ^ { 3 } - 2 x ^ { 2 } + 9 x - 18$$

A) $x \left( x ^ { 2 } - 2 x + 9 \right) - 18$
B) $( x + 9 ) \left( x ^ { 2 } - 2 x \right) ( x - 2 )$
C) $\left( x ^ { 2 } - 2 x \right) + 9 ( x - 2 )$
D) $\left( x ^ { 2 } + 9 \right) ( x - 2 )$