Multiply the Radical Expressions and Simplify Your Answer $( \sqrt { x + 5 } - 4 ) ( \sqrt { x + 5 } + 4 )$

Multiple Choice

Multiply the radical expressions and simplify your answer.
- $( \sqrt { x + 5 } - 4 ) ( \sqrt { x + 5 } + 4 )$

A) $x + 9$
B) $x + 11$
C) $x - 11$
D) $x - 9$