Among these contraception methods, which has the highest risk of accidental pregnancy?

Options

A. diaphragm
B. condom
C. Withdrawal
D. Vaults

Answer

### Step-by-Step Solution:

1. **Understanding Contraceptive Methods**:
- Contraceptive methods can be categorized into two main types: natural and artificial (or barrier) methods.

2. **Natural Contraceptive Methods**:
- These methods do not use any devices and rely on individual experience. They generally have a higher risk of accidental pregnancy.
- Examples include:
- **Periodic Abstinence**: Avoiding intercourse during the fertile window of the menstrual cycle (days 10 to 17).
- **Withdrawal Method**: The male withdraws before ejaculation to prevent sperm from entering the female reproductive tract.
- **Lactational Amenorrhea**: Temporary infertility that occurs when a woman is breastfeeding, which can last up to 6 months postpartum.

3. **Artificial Contraceptive Methods**:
- These methods involve devices or surgical procedures to prevent pregnancy. They generally have a lower risk of accidental pregnancy.
- Examples include:
- **Condoms**: Barrier method used by both males and females.
- **Diaphragms**: A barrier method used by females.
- **Sterilization**: Surgical methods to permanently prevent pregnancy.

4. **Comparing Risks**:
- Among the methods discussed, natural methods (like withdrawal) are associated with a higher risk of accidental pregnancy compared to artificial methods (like condoms or diaphragms).

5. **Conclusion**:
- The method with the highest risk of accidental pregnancy is the **withdrawal method**, which is a natural contraceptive method.

### Final Answer:
The contraception method with the highest risk of accidental pregnancy is the **withdrawal method**.

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