Assertion ( S ) : The effect and intensity of drought has increased in the eastern parts of Aravalli . Reason (R) : Deforestation and soil erosion have increased in the Aravalli hill region.

• A. Both S and R are correct R is the correct explanation of S.
• B. S and R both are correct R is not the explanation of S
• C. S is correct but R is wrong.
• D. S is wrong but R is correct.