Given below is a diagrammatic sketch of the vertical section of the human skin.
(a) Label the parts numbered from 1 to 9.
(b) State one main function of each of the following parts:
Part 2. __________ Part 3. __________
Part 4. __________ Part 9. ______\__
Name any one of the above parts which has at least three functions. 
(c) Part 4 may add to one’s good appearance or the “figure”. State one example of this function which may be common to both men and women.