For the Function, Find the Average Rate of Change of F

Multiple Choice

For the function, find the average rate of change of f from 1 to x: $$\frac { f ( x ) - f ( 1 ) } { x - 1 } , x \neq 1$$
- $$f ( x ) = \frac { 6 } { x + 5 }$$

A) $- \frac { 1 } { x + 5 }$
B) $\frac { 6 } { ( x - 1 ) ( x + 5 ) }$
C) $\frac { 6 } { x ( x + 5 ) }$
D) $\frac { 1 } { x + 5 }$