Solve the Equation Exactly in the Complex Number System $$x ^ { 3 } + 2 x ^ { 2 } + 49 x + 98 = 0$$

Multiple Choice

Solve the equation exactly in the complex number system.
- $$x ^ { 3 } + 2 x ^ { 2 } + 49 x + 98 = 0$$

A) $x = - 2 , x = 98 i , x = 49 i$
B) $x = - \sqrt { 2 } , x = \pm 7 i$
C) $x = - 2 , x = \pm \sqrt { 7 }$
D) $x = - 2 , x = \pm 7 i$