Match List-I with List-II and select the correct answer using the codes given below the lists:
| List-I (Country) | List-II (Coalfields) |
| A. China | 1. Pennsylvania |
| B. Germany | 2. Saar |
| C. Ukraine | 3. Shensi |
| D. U.S.A. | 4. Donetz Basin |
A B C D
(a) 4 2 1 3
(b) 3 2 4 1
(c) 3 1 4 2
(d) 4 3 2 1
(b) Shensi is the coal field of China. It is a province of the People’s Republic of China, officially part of the northwest China region. Saar is known as the coal mining in Germany. The Saarland is one of Germany’s sixteen federal states. Its capital is at Saarbrücken. Donetz Basin is the coal field of Ukraine. It comprises the Donbas Foldbelt, which is the uplifted and compressionally deformed part of the Pripyat–Dniepr–Donets (PDD) Basin. Pennsylvania is known for coal mining in U.S.A. Pennsylvania, officially the Commonwealth of Pennsylvania, is a U.S. state that is located in the northeastern and mid-Atlantic regions of the United States, and the Great Lakes region.