The water evaporates and the salt remains in the beaker. Both the salt and the water evaporate and leave the beaker. The salt becomes a new compound. The salt will evaporate from the water and disperse into the environment.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: What happens when salt water is boiled?
Possibilities:
- The water evaporates and the salt remains in the beaker.
- Both the salt and the water evaporate and leave the beaker.
- The salt becomes a new compound.
- The salt will evaporate from the water and disperse into the environment.

The water evaporates and the salt remains in the beaker.