Let f$($n$)=$n$^(4)+2$n$+1$ and g$($n$)=$n$^(3).$ Then

A$.$ f$($n$)$ is not O$\_(($g$($n$)))$ and f$($n$)$ is not $\backslash$Omega $\_(($g$($n$)))$

B$.$ f$($n$)$ is not O$\_(($g$($n$)))$ and f$($n$)$ is $\backslash$Theta $\_(($g$($n$)))$

C$.$ f$($n$)$ is O$\_(($g$($n$)))$ and f$($n$)$ is not$\backslash$Omega $($g$($n$))$

D$.$ f$($n$)$ is not O$\_(($g$($n$)))$ and f$($n$)$ is $\backslash$Omega $\_(($g$($n$)))$