Evaporation is a method used to isolate a solid substance (solute) dissolved in a solution. On heating a solution in an open and broad container the solvent evaporates leaving behind the solute. This method is also used in obtaining salt from sea water.
For obtaining salt from sea water,

Options

A. water is heated in big containers
B. water is boiled in boilers
C. collected water is evaporated in shallow pits.
D. water is evaporated in beakers.

Answer

C

Explanation

Water is obtained from sea water by evaporation of collected water in shallow pits.