Completely Factor the Polynomial or State That the Polynomial Is $$4 x ^ { 3 } + 12 x ^ { 2 } - 40 x$$

Multiple Choice

Completely factor the polynomial or state that the polynomial is prime.
- $$4 x ^ { 3 } + 12 x ^ { 2 } - 40 x$$

A) $\left( 4 x ^ { 2 } + 8 x \right) ( x - 5 )$
B) $( x - 2 ) \left( 4 x ^ { 2 } + 20 \right)$
C) $4 x ( x + 2 ) ( x - 5 )$
D) $4 x ( x - 2 ) ( x + 5 )$