Which one of the following sequences correctly represents the percentage of given salts in sea water in decreasing order ?

• A. Magnesium chloride - Sodium chloride - Magnesium sulphate - Calcium Sulphate
• B. Magnesium sulphate - Magnesium chloride - Cancium sulphate - Socium chloride
• C. Sodium chloride - Magnesium chloride - Magnesium culphate - Calcium sulphate
• D. Sodium chloride - Magnesium sulphate Magnesium chloride - Calcium sulphate