What will be the correct order of vapour pressure for water, acetone and ether at 30°C. Given that among these compounds, water has maximum boiling point and ether has minimum boiling point?

(A) Water < ether < acetone
(B) Water < acetone < ether
(C) Ether < acetone < water
(D) Acetone < ether < water

Answer: (C) Ether < acetone < water