Let $p(x)$ Be a Polynomial of Degree 6 $q(x)$ Be a Polynomial of Degree 7

Let $p(x)$ be a polynomial of degree 6 . Let $q(x)$ be a polynomial of degree 7 . Which of the following are true about $r(x) =\frac{p(x) }{q(x) }$ ?

A) $\lim _{x \rightarrow \infty} r(x) =0$
B) $\lim _{x \rightarrow \infty} r(x) =$ infity
C) The graph has a horizontal asymptote.
D) The graph has no horizontal asymptote.