Find the Requested Value $f(x)=4 x+2$ And $g(x)=8 x^{2}-7 x+1$ , Find $(f g)(x)$

Multiple Choice

Find the requested value.
-If $f(x) =4 x+2$ and $g(x) =8 x^{2}-7 x+1$ , find $(f g) (x)$ .

A) $32 x^{3}-12 x^{2}-10 x+2$
B) $32 x^{3}-12 x^{2}-10 x$
C) $32 x^{3}+12 x^{2}-10 x+2$
D) $32 x^{2}-28 x+6$