Find the Horizontal Asymptote, If Any, of the Graph of the Rational

Multiple Choice

Find the horizontal asymptote, if any, of the graph of the rational function.
- $$f ( x ) = \frac { - 25 x } { 5 x ^ { 3 } + x ^ { 2 } + 1 }$$

A) $y = 0$
B) $y = - 5$
C) $y = - \frac { 1 } { 5 }$
D) no horizontal asymptote