JEE Main 2023 Chemistry question

The number of pairs of the solutions having the same value of the osmotic pressure from the following is (Assume 100% ionization) A. 0.500 M (aq) and 0.25 M KBr (aq) B. 0.100 M (aq) and 0.100 M (aq) C. 0.05 M (aq) and 0.25 M NaCl(aq) D. 0.15 M NaCl(aq) and 0.1 M (aq) E. 0.02 M KCl.(aq) and 0.05 M KCl(aq)