Fact 1: Hair is a fiber that is found only in mammals.

Fact 2: Hair grows from a hair bulb under the skin.

Given the two facts above, answer the question "A fiber found only in mammals grows from a bulb under what?" with the following options: 
- fur and fat
 - the mammal
 - light energy
 - the skin
 - the pelt
 - the animal
 - a cuticle
 - Exfoliation


 

    the skin     