Assertion : In angiosperms the conduction of water is more efficient because their xylem has vessels
Reason: conduction of water by vessel elements is and active process with energy supplied byv xylem parenchyma rich in mitochondria
A. If both assertion and reason are true and the reason is a corect 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 assetion is true but reason is false
D. If both the assertion and reason are false