Simplify Assume That All Variables Represent Any Real Number $\sqrt { ( x + 8 ) ^ { 2 } }$

Multiple Choice

Simplify. Assume that all variables represent any real number.
- $\sqrt { ( x + 8 ) ^ { 2 } }$

A) $- x - 8$
B) $x + 8$
C) $- | x + 8 |$
D) $| x + 8 |$