Name the organ which pumps blood in the human body.

Options

A. Heart
B. Lungs
C. Kidney
D. None of the above

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the organ responsible for pumping blood in the human body.

2. **Identifying the Key Organ**: In the human body, the organ that is primarily responsible for pumping blood is the heart.

3. **Function of the Heart**: The heart functions as a pump that circulates blood throughout the body. It ensures that oxygenated blood is delivered to various organs and tissues while also helping to return deoxygenated blood back to the lungs for oxygenation.

4. **Conclusion**: Therefore, the organ that pumps blood in the human body is the heart.

**Final Answer**: The heart.

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