Provide an Appropriate Response $f ( x ) = x$ And $g ( x ) = 2 x - 7$

Multiple Choice

Provide an appropriate response.
-If $f ( x ) = x$ and $g ( x ) = 2 x - 7$ , find $( f \cdot g ) ( x )$ .

A) $2 x ^ { 2 } - 7 x$
B) $2 x - 7$
C) $3 x - 7$
D) $2 x ^ { 2 } - 7$