For the Given Functions F and G , Find the Indicated

Multiple Choice

For the given functions f and g , find the indicated composition.
- $$\begin{array} { l } f ( x ) = 4 x ^ { 2 } + 3 x + 4 , \quad g ( x ) = 3 x - 6 \\( g \circ f ) ( x ) \end{array}$$

A) $4 x ^ { 2 } + 9 x + 6$
B) $12 x ^ { 2 } + 9 x + 6$
C) $4 x ^ { 2 } + 3 x - 2$
D) $12 x ^ { 2 } + 9 x + 18$