Which of the following disease is caused by the member of Retro -virus group?

Options

A. Cancer
B. AIDS
C. Dengue
D. Both a and b

Answer

To determine which disease is caused by a member of the Retrovirus group, we can follow these steps:

### Step-by-Step Solution:

1. **Identify Retroviruses**: Retroviruses are a group of RNA viruses that are known for their ability to reverse transcribe their RNA into DNA after entering a host cell.

2. **List Diseases Associated with Retroviruses**: The most well-known disease caused by retroviruses is Acquired Immunodeficiency Syndrome (AIDS), which is caused by the Human Immunodeficiency Virus (HIV), a member of the retrovirus family.

3. **Evaluate Other Options**: Consider other diseases that might be listed as options. Common diseases like cancer are not caused by retroviruses, although some viruses can be associated with cancer, they do not belong to the retrovirus group.

4. **Confirm the Correct Answer**: Based on the information, AIDS is the disease that is specifically caused by a retrovirus. Therefore, the correct answer is AIDS.

### Final Answer:
The disease caused by a member of the Retrovirus group is **AIDS**.

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