Which one of the following spreads through sexual contact?

Options

A. Tuberculosis
B. Tetanus
C. Malaria
D. AIDS

Explanation

**Step-by-Step Solution:**

1. **Identify the Diseases Listed**: The question provides four diseases: Tuberculosis, Tetanus, Malaria, and AIDS.

2. **Understand Each Disease**:
- **Tuberculosis (TB)**: This is a bacterial infection primarily affecting the lungs. It spreads through airborne droplets when an infected person coughs or sneezes.
- **Tetanus**: This is also a bacterial disease caused by Clostridium tetani. It is not spread through sexual contact but through spores found in soil, dust, and manure, entering the body through wounds.
- **Malaria**: This is caused by the protozoan Plasmodium and is transmitted by mosquitoes. It does not spread through sexual contact.
- **AIDS**: This stands for Acquired Immunodeficiency Syndrome and is caused by the Human Immunodeficiency Virus (HIV). It is a sexually transmitted disease and can also spread through sharing infected needles and blood transfusions.

3. **Determine Which Disease Spreads Through Sexual Contact**:
- Among the diseases listed, AIDS is the only one that is transmitted through sexual contact.

4. **Conclusion**: Therefore, the correct answer to the question is AIDS.

**Final Answer**: AIDS

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