Determine the Equations of Any Horizontal and Vertical Asymptotes Of f

Multiple Choice

Determine the equations of any horizontal and vertical asymptotes of $f ( x ) = \frac { x ^ { 2 } - 9 } { x ^ { 2 } + x - 12 }$ .

A) horizontal: y = 4; vertical: x = 0
B) horizontal: y = 1; vertical: x = -4
C) horizontal: y = 1; vertical: x = 3 and x = -4
D) horizontal: y = -3; vertical: x = -4
E) horizontal: y = 0; vertical: none