You are presented with the question "Sunlight can be conducted to the surface of the ocean to make it what?" and the following answer choices: 
- moves
 - expand
 - warm
 - ice
 - colder
 - stay warm
 - hotter
 - frozen

Now knowing that if heat is conducted to an object then that object will become hot and because the surface of the ocean is heated by sunlight, the depths are cooler, choose the best answer.


 

       hotter  