Which of the Following Solutes,dissolved in 1000 G of Water,would

Which of the following solutes,dissolved in 1000 g of water,would provide the greatest number of particles?

A) 0.030 mol of urea,CO(NH₂) ₂
B) 0.030 mol of ammonium nitrate,NH₄NO₃
C) 0.030 mol of barium chloride,BaCl₂
D) 0.030 mol of acetic acid,CH₃COOH
E) 0.030 mol of calcium sulfate,CaSO₄