Assertion : Simple epithelium covers surfaces exposed to mechanical or chemical abrasions.
Reason : Protection of underlying tissues is the major function of simple epithelium.

Options

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false

Answer

D

Explanation

Stratified epithelium has two or more layers of cells on basement membrane and gives a higher degree of protection to underlying tissues from mechanical wear and tear. Stratified epitheliums are usually found in region prone to mechanical or chemical abrasion for example the surface of skin, lining of mouth and anus.