Compute and Simplify the Difference Quotient $\frac { f ( x + h ) - f ( x ) } { h } , h \neq 0$

Multiple Choice

Compute and simplify the difference quotient $\frac { f ( x + h ) - f ( x ) } { h } , h \neq 0$
- $$f ( x ) = \frac { 13 } { x + 26 }$$

A) $- \frac { 13 } { ( x + 13 ) ^ { 2 } }$
B) $- \frac { 338 } { ( x + h + 26 ) ( x + 26 ) }$
C) $\frac { 13 } { ( x + h + 26 ) ( x + 26 ) }$
D) $- \frac { 13 } { ( x + h + 26 ) ( x + 26 ) }$