For the Given Functions $f(x)$ And $g(x)$ , Find a Value $x$ For Which

Multiple Choice

For the given functions $f(x)$ and $g(x)$ , find a value $x$ for which $(f\circ g) (x) =(g\circ f) (x)$ .
- $f(x) =x+6, g(x) =x^{2}-16$

A) $x=-\frac{7}{2}$

B) $x=\frac{13}{2}$

C) $x=\frac{7}{2}$

D) $x=-\frac{5}{2}$