Given below are two statements: One is labeled as Assertion (A) and the other is labeled as Reason (R) : Assertion (A): The locational - climatic factors put Mackinder's Heartland at a relative disadvantage as compared to certain other larger and well to do areas of the world. Reasons (R): Heartland was a region of permanent difficulties because of its location and resultant extreme climate. In the light of the above Statements. choose the most appropriate answer from the options given below :

• A. Both (A) and (R) are correct and (R) is the correct explanation of (A)
• B. Both (A) and (R) are correct but (R) is NOT the correct explanation of (A)
• C. (A) is correct but (R) is not correct
• D. (A) is not correct but (R) is correct