You are presented with the quiz "What does water do when it's above 100 degrees?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "boiling is when liquids are heated above their boiling point" and "on the Celsius scale, the freezing point of water is 0 degrees and the boiling point is 100 degrees". 

So, what's the best answer to the question?


 

 Boils          