The osmotic pressures of equimolar solutions of glucose, potassium chloride and Barium chloride will be in the order

Question

$\begin{array}{1 1}(a)\;glucose > KCl > BaCl_2\\(b)\;glucose > BaCl_2 > KCl\\(c)\;KCl > BaCl_2 > glucose\\(d)\;BaCl_2 > KCl > glucose\end{array}$