Assertion (A): Root hairs are exogenous in origin.
Reason (R): Root hairs are outgrowth of the epidermal cells.

• A

  Both, assertion and reason, are true and reason is the correct explanation of assertion

• B

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

• C

  If assertion is true but reason is false

• D

  If both assertion and reason is false.