Solve the Equation by Completing the Square $$x ^ { 2 } + 4 x + 40 = 0$$

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + 4 x + 40 = 0$$

A) $\{ - 2 \pm 6 i \}$
B) $\{ - 2 \pm 36 \mathrm { i } \}$
C) $\{ - 2 + 6 i \}$
D) $\{ 4 , - 8 \}$