Which of the following diseases does not require use of antibiotics?

Options

A. Diphtheria
B. Typhoid
C. Tuberculosis
D. Common cold

Explanation

### Step-by-Step Solution:

1. **Understanding Antibiotics**:
- Antibiotics are medications that kill or inhibit the growth of bacteria. They are effective against bacterial infections but do not work against viral infections.

2. **Identifying the Diseases**:
- The question lists four diseases: Diphtheria, Typhoid, Tuberculosis, and Common Cold. We need to determine which of these does not require antibiotics.

3. **Analyzing Each Disease**:
- **Diphtheria**:
- Caused by the bacterium *Corynebacterium diphtheriae*.
- Antibiotics are required for treatment.
- **Typhoid**:
- Caused by the bacterium *Salmonella typhi*.
- Antibiotics are necessary for treatment.
- **Tuberculosis**:
- Caused by the bacterium *Mycobacterium tuberculosis*.
- Antibiotics are essential for treatment.
- **Common Cold**:
- Caused by viruses, primarily rhinoviruses.
- Antibiotics are not effective against viral infections.

4. **Conclusion**:
- Among the listed diseases, the Common Cold is the only one that does not require the use of antibiotics because it is caused by a virus.

### Final Answer:
The disease that does not require the use of antibiotics is **Common Cold**.

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