Which of the following STDs cannot be treated with antibiotics ?
A. Gonorrhoea B. Syphilis
C. Chlamydia D. Genital herpes

Options

A. (D) only
B. (B) and (D)
C. (C) and (D)
D. (C) only

Answer

To solve the question "Which of the following STDs cannot be treated with antibiotics?" we will analyze each option provided.

### Step-by-Step Solution:

1. **Understanding Antibiotics**:
- Antibiotics are medications that treat bacterial infections. They are effective against bacteria but do not work against viral infections.

2. **Analyzing the Options**:
- **A. Gonorrhea**:
- Gonorrhea is caused by the bacterium Neisseria gonorrhoeae.
- Since it is bacterial, it can be treated with antibiotics.

- **B. Syphilis**:
- Syphilis is caused by the bacterium Treponema pallidum.
- This is also a bacterial infection and can be treated with antibiotics.

- **C. Chlamydia**:
- Chlamydia is caused by the bacterium Chlamydia trachomatis.
- Like the previous two, it is bacterial and can be treated with antibiotics.

- **D. Genital herpes**:
- Genital herpes is caused by the herpes simplex virus (HSV).
- Since it is a viral infection, it cannot be treated with antibiotics.

3. **Conclusion**:
- The only option that cannot be treated with antibiotics is **D. Genital herpes**.

### Final Answer:
**D. Genital herpes**

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