Assertion (A) : Water cycle maintains total water reserves on earth. Reason (R) : Water cycle involves continuous cycling of water into solid, liquid and gaseous forms of water.

Options

A. Both ‘A’ and ‘R’ are true and ‘R’ is the correct explanation of ‘A’
B. Both ‘A’ and ‘R’ are true but ‘R’ is not the correct explanation of ‘A’
C. ‘A’ is true but ‘R’ is false
D. ‘A’ is false but ‘R’ is true.