You are presented with the question "What prevents the transfer of heat from an organism's body?" and the following answer choices: 
- ice
 - skin
 - funguses
 - bacteria
 - fats
 - fur
 - hair
 - bone

Now knowing that preventing the transfer of heat from an organims 's body causes that organism to keep warm and if Arctic foxes are in too cool weather, they warm up by their thick fur, choose the best answer.


 

      fur   