Condoms are one of the most popular contraceptives because of the following reasons :

Options

A. These are effective barriers for insemination
B. They do not interfere with coital act
C. Theses help in reducing the risk of STDs
D. All of the above

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks why condoms are one of the most popular contraceptives. We need to evaluate the reasons provided in the options.

2. **Evaluating Option A**:
- **Statement**: "They are effective barriers for insemination."
- **Explanation**: Condoms act as a physical barrier that prevents sperm from entering the female reproductive tract, thus effectively preventing insemination.
- **Conclusion**: This statement is correct.

3. **Evaluating Option B**:
- **Statement**: "They do not interfere with the sexual act."
- **Explanation**: Condoms can be used during sexual intercourse without hindering the act itself; they only prevent the sperm from reaching the egg.
- **Conclusion**: This statement is also correct.

4. **Evaluating Option C**:
- **Statement**: "These help in reducing the risk of STDs."
- **Explanation**: Condoms provide a barrier that reduces the risk of sexually transmitted diseases (STDs) by preventing direct contact and exchange of bodily fluids during sexual intercourse.
- **Conclusion**: This statement is correct as well.

5. **Final Evaluation**:
- Since all three statements (A, B, and C) are correct, the correct answer to the question is option D: "All of the above."

**Final Answer**: D) All of the above.

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