Perform the Requested Operation or Operations $f ( x ) = \frac { x - 9 } { 5 } ; g ( x ) = 5 x + 9$

Multiple Choice

Perform the requested operation or operations.
- $f ( x ) = \frac { x - 9 } { 5 } ; g ( x ) = 5 x + 9$ , find $g ( f ( x ) )$

A) $g ( f ( x ) ) = 5 x + 36$
B) $g ( f ( x ) ) = x$
C) $g ( f ( x ) ) = x - \frac { 9 } { 5 }$
D) $g ( f ( x ) ) = x + 18$