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

Multiple Choice

Give the equation of the horizontal asymptote, if any, of the function.
- $$h ( x ) = \frac { 4 x ^ { 3 } - 5 x - 9 } { 8 x + 3 }$$

A) $y = 4$
B) no horizontal asymptote
C) $y = 0$
D) $y = \frac { 1 } { 2 }$