Which of the Following Graphs Is Neither Even nor Odd $f(x)=\frac{4 x^{2}}{x^{4}+1}$

Multiple Choice

Which of the following graphs is neither even nor odd?

A) $f(x) =\frac{4 x^{2}}{x^{4}+1}$
B) $f(x) =8 x^{3}+10 x^{2}+1$
C) $f(x) =x^{3}-9 x$