Given $f(x)$ And $g(x)$ , Find the Indicated Composition and State Its Domain

Multiple Choice

Given $f(x)$ and $g(x)$ , find the indicated composition and state its domain.
- $f(x) =8 x+7, g(x) =4 x-1$
Find $(\mathrm{g} \circ \mathrm{f}) (\mathrm{x})$ .

A) $32 x+15$ , all real numbers
B) $32 x+6$ , all real numbers
C) $32 x+27$ , all real numbers
D) $32 x$ - 1, all real numbers