Minamata disease is caused by contamination of

Options

A. `Hg`
B. `Pb`
C. `Cd`
D. `As`

Answer

**Step-by-Step Solution:**

1. **Identify the Disease**: The question asks about Minamata disease, which is a specific neurological syndrome.

2. **Understand the Cause**: Minamata disease is primarily caused by mercury poisoning. It is important to note that this disease is linked to the consumption of contaminated seafood.

3. **Source of Contamination**: The contamination occurs when chemical industries release toxic chemicals, particularly methylmercury, into the water bodies. This mercury accumulates in fish and shellfish.

4. **Symptoms of the Disease**: Individuals affected by Minamata disease exhibit symptoms such as numbness in the hands and feet, muscle weakness, and narrowing of the field of vision.

5. **Conclusion**: Based on the information, the correct answer to the question regarding what causes Minamata disease is mercury.

6. **Final Answer**: Therefore, the answer is **A. Mercury**.

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