Find the Domain of the Rational Function $$h ( x ) = \frac { 2 x } { ( x - 7 ) ( x - 4 ) }$$

Multiple Choice

Find the domain of the rational function.
- $$h ( x ) = \frac { 2 x } { ( x - 7 ) ( x - 4 ) }$$

A) $\{ x \mid x \neq 7 , x \neq 4 , x \neq - 2 \}$
B) all real numbers
C) $\{ x \mid x \neq 7 , x \neq 4 \}$
D) $\{ x \mid x \neq - 7 , x \neq - 4 \}$