Find the Solutions of the Equation $x ^ { 3 } - 343 = 0$

Multiple Choice

Find the solutions of the equation. $x ^ { 3 } - 343 = 0$

A) $7$
B) $7 , \pm 7 i$
C) $7 , - \frac { 7 } { 2 } \pm \frac { 7 } { 2 } \sqrt { 3 } i$
D) $7 , \frac { 7 } { 2 } \pm \frac { 7 } { 2 } \sqrt { 3 } i$
E) $7 , - 7 \pm 7 \sqrt { 3 } i$