You are presented with the question "What happens when salt water is boiled?" and the following answer choices: 
- salt changes into other things
 - flow of electrons
 - water is evaporated
 - water freezes
 - salt is evaporated
 - prolactin release
 - Plant growth is reduced
 - looseness of dirt or compost

Now knowing that heating salt water causes the water to evaporate while the salt remains and on high heat, bring to a boil, choose the best answer.


 

   water is evaporated      