You are presented with the question "what helps insulate and protect the body" and the following answer choices: 
- layers of fat
 - follicles within the skin
 - with their fur
 - the sun
 - it has a positive impact on it
 - electrons
 - sound waves
 - that material's properties

Now knowing that hair helps to insulate and protect the body and hair grows from hair follicles within the skin, choose the best answer.


 

  follicles within the skin       