Match the following.
| List-I (Contaminants) | List-II (Health Effects) |
| a. Mercury | 1. Sleeplessness |
| b. Cadmium | 2. Loss of concentration |
| c. Lead | 3. Eye inflamation |
| d. Poly Chlorinate Biphenyls (PCBs) | 4. Kidney damage |
A. a-4, b-1, c-3, d-2
B. a-2, b-4, c-1, d-3
C. a-1, b-2, c-3, d-4
D. a-3, b-2, c-4, d-1
Answer: Option B

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