Find All Points of Discontinuity, and Determine Whether There Is $f ( x ) = \frac { x ^ { 2 } + 16 x + 63 } { x ^ { 2 } + 15 x + 56 }$

Multiple Choice

Find all points of discontinuity, and determine whether there is a hole or a vertical asymptote at each point.
- $f ( x ) = \frac { x ^ { 2 } + 16 x + 63 } { x ^ { 2 } + 15 x + 56 }$

A) -7: hole; -8: vertical asymptote
B) -7: hole; -9: vertical asymptote
C) -8: vertical asymptote
D) 7: hole; 8: vertical asymptote