You are presented with the quiz "hand-knit booties help prevent the transfer of heat from what?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "preventing the transfer of heat from an organims 's body causes that organism to keep warm" and "organic Wool Booties Sweet hand-knit booties help keep little feet warm". 

So, what's the best answer to the question?


 

   an organism's body        