Solve the Equation by Completing the Square $x ^ { 2 } + 41 = - 16 x$

Multiple Choice

Solve the equation by completing the square.
- $x ^ { 2 } + 41 = - 16 x$

A) $8 + \sqrt { 23 }$
B) $- 8 - \sqrt { 23 } , - 8 + \sqrt { 23 }$
C) $8 - \sqrt { 41 } , 8 + \sqrt { 41 }$
D) $- 16 + \sqrt { 41 }$