Find Any Vertical Asymptotes as Well as the Location of Any

Multiple Choice

Find any vertical asymptotes as well as the location of any holes in the graph of the given rational function.
- $f(x) =\frac{x^{2}-49}{x^{2}+7 x+10}$

A) vertical asymptotes: $x=-7, x=7$ ; holes: none
B) vertical asymptotes: $x=-5, x=-2$ ; holes: none
C) vertical asymptotes: $x=-5, x=-7$ ; hole: $(7,0)$
D) vertical asymptotes: $x=5, x=2$ ; hole: $(7,0)$