Black foot disease occurs due to:

Options

A. Oil spills
B. Arsenic
C. Copper
D. Mercury

Answer

**Step-by-Step Text Solution:**

1. **Understanding Blackfoot Disease**:
- Blackfoot disease is recognized as a severe form of Peripheral Vascular Disease (PVD). It primarily affects the circulation system, leading to symptoms such as pain and fatigue in the affected areas.

2. **Identifying the Cause**:
- The primary cause of Blackfoot disease is the accumulation of arsenic in the body. This toxic element is known to have detrimental effects on vascular health.

3. **Sources of Arsenic**:
- Arsenic can enter the human body through various means, but one of the most common sources is contaminated drinking water. In certain regions, groundwater may contain high levels of arsenic, which can lead to health issues when consumed over time.

4. **Eliminating Incorrect Options**:
- Other potential causes such as oil spills, copper, and mercury were mentioned. However, these do not contribute to the onset of Blackfoot disease, making them incorrect options.

5. **Conclusion**:
- Based on the information gathered, it is clear that the correct answer to the question regarding the cause of Blackfoot disease is arsenic.

**Final Answer**: Blackfoot disease occurs due to arsenic.

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