For the Given Functions F and G, Find the Composition $$f ( x ) = x ^ { 2 } + 2 x ; g ( x ) = x + 4$$

Multiple Choice

For the given functions f and g, find the composition.
- $$f ( x ) = x ^ { 2 } + 2 x ; g ( x ) = x + 4$$
Find $( f \circ g ) ( 3 )$ .

A) $2 \sqrt { 3 }$
B) 0
C) 63
D) 19