An Important Calculation in Calculus Is the Evaluation of the Expression

Multiple Choice

An important calculation in calculus is the evaluation of the expression $$\frac { f ( x + h ) - f ( x ) } { h } , \text { where } h \neq 0 \text {. Find } \frac { f ( x + h ) - f ( x ) } { h }$$
- $f ( x ) = 4 x - 4$

A) 4
B) $- 4$
C) $- 4 + \mathrm { h }$
D) $4 + \mathrm { h }$