Answer :
Answer:
D
Explanation:
there's a muscle fiber called arrector pili muscle, a tiny muscle which is connected to the hair follicles and skin and when contracted it causes hair to stand also called goosebumps.
Answer:
D
Explanation:
there's a muscle fiber called arrector pili muscle, a tiny muscle which is connected to the hair follicles and skin and when contracted it causes hair to stand also called goosebumps.