Factor the Trinomial $$2 x ^ { 2 } + 8 x - 64$$

Multiple Choice

Factor the trinomial. Factor out the GCF first. $$2 x ^ { 2 } + 8 x - 64$$

A) $( x + 8 ) ( x - 4 )$
B) $2 ( x + 11 ) ( x - 4 )$
C) $2 ( x + 8 ) ( x - 4 )$
D) $( x + 7 ) ( x - 4 )$
E) $2 x ( x - 8 ) ( x - 7 )$