Factor by Any Method $$9 a ^ { 3 } - 25 a$$

Multiple Choice

Factor by any method.
- $$9 a ^ { 3 } - 25 a$$

A) $a ( 9 a + 1 ) ( a - 25 )$
B) $a ( 3 a - 5 ) ^ { 2 }$
C) $a ( 3 a + 5 ) ( 3 a - 5 )$
D) $\left( 3 a ^ { 2 } + 5 \right) ( 3 a - 5 )$