Bed Bug spreads

Options

A. Yellow fever
B. Typhoid
C. Trench fever
D. Typhus.

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks about the disease spread by bed bugs.

2. **List the Options**: The options provided are:
- Yellow fever
- Typhoid
- Trench fever
- Typhus

3. **Analyze Each Option**:
- **Yellow Fever**: This disease is transmitted by the Aedes mosquito, not by bed bugs.
- **Typhoid**: This is a contagious disease spread through contaminated food and water, not by bed bugs.
- **Trench Fever**: This disease is spread by body lice, not bed bugs.
- **Typhus**: This disease is transmitted by bed bugs. It occurs when bed bugs feed on the blood of infected individuals and then excrete rickettsia onto the skin of another person during feeding.

4. **Conclusion**: Based on the analysis, the correct answer is **Typhus**, as it is the disease that bed bugs spread.

**Final Answer**: Bed bugs spread **Typhus**.

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