Methanoic acid mixes with water in all proportions and has about the same boiling point asd water. Which of the following methods would you adopt to obtain pure water from a mixture of sand, water and methanoic acid

• A.Fractional distillation
• B.filtration followed by aestivation
• C.neutralities with sodium hydroxide followed by distillation
• D.neutralities with sodium hydroxide followed by filtration
• E.etherification with ethanol followed by distillation