Factor Completely $$x ^ { 3 } + 4 x ^ { 2 } - 77 x$$

Multiple Choice

Factor completely. If the polynomial cannot be factored, write ʺprime.ʺ
- $$x ^ { 3 } + 4 x ^ { 2 } - 77 x$$

A) $x ( x + 11 ) ( x - 7 )$
B) $\left( x ^ { 2 } + 7 \right) ( x - 11 )$
C) $\left( x ^ { 2 } + 11 \right) ( x - 7 )$
D) $x ( x - 11 ) ( x + 7 )$