Assertion: Properties of tissues are due to interaction of cells. 
Reason: Properties of tissues are present in constituent cells. 

• A

  Both the assertion and the reason are true and the reason is a correct explanation of the  assertion.

• B

  Both the assertion and reason are true but the reason is not a correct explanation of the  assertion.

• C

  The assertion is true but the reason is false.

• D

  Both the assertion and reason are false.