You are presented with the question "gneous rocks are formed when magma" and the following answer choices: 
- barrel-shaped
 - retreats
 - expands
 - calcite
 - heating liquids
 - condenses
 - Water expanding
 - solidifies

Now knowing that igneous rocks are formed from magma cooling and finally, the magma comes to rest, cools, and solidifies, choose the best answer.


 

        solidifies 