Solve Give Exact Solutions $$x ^ { 2 } + 8 x + 16 = 24$$

Multiple Choice

Solve. Give exact solutions.
- $$x ^ { 2 } + 8 x + 16 = 24$$

A) $2 \sqrt { 6 } - 4,2 \sqrt { 6 } + 4$
B) $2 \sqrt { 6 } , - 2 \sqrt { 6 }$
C) $- 4 + 2 \sqrt { 12 } , - 4 - 2 \sqrt { 12 }$
D) $- 4 + 2 \sqrt { 6 } , - 4 - 2 \sqrt { 6 }$