Osmotic pressure of one molar solutions of glucose, $Nacl$ and $Alcl_3$ will be in the order

Question

$\begin{array}{1 1} Alcl_3 > Nacl > glucose \\ glucose > Nacl > Alcl_3 \\ Nacl > Alcl_3 > glucose \\ Alcl_3 > glucose > Nacl \end{array}$