You are presented with the question "What can separate salt from water?" and the following answer choices: 
- vaporization
 - shaking
 - evaporation
 - mouth of rivers
 - salinity
 - freezing
 - Heat energy
 - nothing

Now knowing that evaporation can be used for separating a solute from a solvent in a solution and for example, in salt water, salt is the solute and water is the solvent, choose the best answer.


 

   evaporation      