Consider the following areas: 1. Himalayas 2. Chhota Nagpur 3. Chhattisgarh 4. Sone Valley What is the correct sequence of these areas in descending order of their coal reserves?

• A.  1, 4, 3 and 2                
• B.  2, 4, 3 and 1
• C.  1, 3, 4 and 2                
• D.  2, 3, 4 and 1