Assertion : Materials can not be exchanged between epithelial cells.
Blood vessels are absent in epithelial tissue.

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 and reason are false
D. If the assertion is false but reason is true

Explanation

Though blood vessels are absent in epithelial tissues, exchanges of materials takes place in them. Materials are exchanged between epithelial cells and vessels of the connective tissues by diffusion across the basement membrane. Also through materials and filtration, epithelial tissue of pulmonary vein, Bowman's capsule etc.