You are presented with the question "When does water expand?" and the following answer choices: 
- When it's cold
 - When it's hot
 - When it's raining
 - In the winter
 - vaporization
 - It gets heated up
 - When it's dry
 - heating liquids

Now knowing that when water freezes , that water expands and water freezes into ice when cooled, choose the best answer.


 

 When it's cold        