Give the Equation of the Slant Asymptote, If Any, of the Function

Multiple Choice

Give the equation of the slant asymptote, if any, of the function.
- $$f ( x ) = \frac { x ^ { 2 } - 6 x + 3 } { x + 7 }$$

A) y = x + 9
B) none
C) y = x - 13
D) x = y + 6