AIDS is

Options

A. Acquired immunodeficiency syndrome
B. All the India drug substance
C. Acquired immunodeficiency society
D. Acquired intradeficiency syndrome

Answer

**Step-by-Step Text Solution:**

1. **Understanding the Acronym AIDS:**
- AIDS stands for Acquired Immunodeficiency Syndrome. It is important to break down the acronym to understand what it represents.

2. **Definition of AIDS:**
- AIDS is a condition that results from the infection with the Human Immunodeficiency Virus (HIV). It leads to a progressive failure of the immune system.

3. **Acquired Nature of AIDS:**
- The term "acquired" indicates that this syndrome is not inherited but rather obtained through exposure to the virus.

4. **Immunodeficiency Explained:**
- "Immunodeficiency" refers to the weakened state of the immune system. In AIDS, the immune system's ability to fight infections and diseases is significantly compromised.

5. **Target of the Disease:**
- The primary target of HIV is the T-cells (a type of white blood cell) in the immune system, which play a crucial role in defending the body against infections.

6. **Understanding Syndrome:**
- The term "syndrome" refers to a group of symptoms that occur together. In the case of AIDS, it encompasses various symptoms and opportunistic infections that arise due to the weakened immune system.

7. **Conclusion:**
- Therefore, AIDS is correctly defined as Acquired Immunodeficiency Syndrome, which is caused by the Human Immunodeficiency Virus (HIV).

8. **Identifying Incorrect Options:**
- The other options provided (such as "all the India drug substance," "Acquired Immunodeficiency Society," and "Acquired Intra-Deficiency Syndrome") are incorrect and do not accurately describe AIDS.

**Final Answer:**
- AIDS is Acquired Immunodeficiency Syndrome.

---