Q: Fact 1: Evaporation can be used for separating a solute from a solvent in a solution. Fact 2: Boiling is very rapid evaporization. Given the two facts above, what can be used for separation a solute from a solvent in a solution?

pick from the following. 1. sweating; 2. liquid; 3. energy; 4. water; 5. heat; 6. salt; 7. freezing; 8. boiling;
The answer is:
8.