Simplify the Rational Expression $$\frac { x ^ { 2 } - 4 } { x + 2 }$$

Multiple Choice

Simplify the rational expression. (Assume the denominator is nonzero.)
- $$\frac { x ^ { 2 } - 4 } { x + 2 }$$

A) $x + 2$
B) $x - 4$
C) $\frac { 1 } { x - 2 }$
D) $x - 2$