Factor by Grouping $$6 x ^ { 4 } - 4 x ^ { 2 } - 9 x ^ { 2 } + 6$$

Multiple Choice

Factor by grouping.
- $$6 x ^ { 4 } - 4 x ^ { 2 } - 9 x ^ { 2 } + 6$$

A) $\left( 2 x ^ { 2 } - 3 \right) \left( 3 x ^ { 2 } - 2 \right)$
B) $\left( 2 x ^ { 4 } - 3 \right) ( 3 x - 2 )$
C) $\left( 6 x ^ { 2 } + 3 \right) \left( x ^ { 2 } + 2 \right)$
D) $\left( 2 x ^ { 2 } + 3 \right) \left( 3 x ^ { 2 } + 2 \right)$