Let $F ( x ) = \frac { x - 5 } { | x - 5 | }$

Multiple Choice

Let $F ( x ) = \frac { x - 5 } { | x - 5 | }$ . Find the following limits. $\lim _ { x \rightarrow 5 ^ { + } } F ( x ) , \lim _ { x \rightarrow 5 ^ { - } } F ( x )$

A) both 1
B) 2 and 1
C) 2 and $- 1$
D) 1 and $- 1$
E) both $- 1$