For the Given Functions F and G, Find the Composition $$f ( x ) = x ^ { 2 } + 6 x ; g ( x ) = x + 3$$

Multiple Choice

For the given functions f and g, find the composition.
- $$f ( x ) = x ^ { 2 } + 6 x ; g ( x ) = x + 3$$
Find $( g \circ f ) ( 2 )$ .

A) 19
B) 21
C) 80
D) 55