Given the following code,

import numpy as np

arr$=$ np$.$array $(\left[\begin{array}{cc}3& 4\\ 1& 2\end{array}\right])$

Which of the following is not the result of the reshape function?

$\left[\begin{array}{c}3,4,1,2\end{array}\right]$

$[[3]$

$[4]$

$[1]$

$[2]]$

$[[311$