Find the equation for any horizontal asymptotes for the function below.

$f(x)=\frac{2x^4+5x+5}{5x^4+2x-4}$

Determine the equation $of$ any horizontal asymptotes. Select the correct choice

below and, $if$ necessary, fill $in$ the answer box within your choice.

$A.$

The horizontal asymptote$(s)i\frac{s}{a}rey=$

$(Simplify$ your answer. Use a comma $to$ separate answers $as$ needed.$)$

$B.$ There $isno$ horizontal asymptote.