Match the following lists
| List I (Industries) | List II (Areas) |
| a. Refractory unit | 1. Barbil |
| b. Hira Cement Work | 2. Gopalpur |
| c. Indian Rare Earths Ltd. | 3. Bardol |
| d. Rourkela Steel Plant | 4. Sambalpur |
A. a-1, b-2, c-3, d-4
B. a-4, b-3, c-2, d-1
C. a-3, b-2, c-1, d-4
D. a-2, b-1, c-3, d-4
Answer: Option B

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