You are presented with the question "what is used for conserving energy by some animals?" and the following answer choices: 
- hydration
 - food and shelter
 - bears
 - breathing
 - hunting
 - organic molecules
 - dormant state
 - sleep-like state

Now knowing that hibernation is used for conserving energy by some animals and hibernation is a sleep-like state, choose the best answer.


 

        sleep-like state 