You are presented with the question "What phase does a liquid take when heated sufficiently?" and the following answer choices: 
- gas
 - two
 - dew
 - cold
 - liquid metal
 - more viscous
 - crystallized
 - heat

Now knowing that heating a liquid can be used to identify that liquid 's boiling point and boiling is the conversion of a liquid to a gas, choose the best answer.


 

 gas        