Assertion:Upward movement of water is called ascent of sap.
Reason:Upward movement of water occurs through xylem and phloem.
A. If both assertion and reason are true and the reason is a correct explanation of the assertion.
B. If both assertion and reason are true but reason is not a correct explanation of the assertion.
C. If the assertion is true but reason is false.
D. If both assertion and reason are false.