Factor the Expression Completely $18 x ^ { 2 } + 15 x - 12$

Multiple Choice

Factor the expression completely. If the expression is prime, so indicate. $18 x ^ { 2 } + 15 x - 12$

A) $2 ( 2 x - 1 ) ( 2 x + 3 )$
B) $3 ( 2 x + 1 ) ( 3 x - 4 )$
C) $3 ( 2 x - 1 ) ( 3 x + 4 )$
D) $2 ( 2 x + 1 ) ( 2 x - 3 )$
E) prime