Reproductive age in women starts when their :

Options

A. menstruation starts
B. breasts start developing
C. body weight increases
D. hight increases

Explanation

**Step-by-Step Solution:**

1. **Understanding Reproductive Age**: The reproductive age in women is linked to the onset of certain biological changes that signify the ability to reproduce.

2. **Identifying Key Changes**: The main changes that occur during puberty include the development of secondary sexual characteristics, which are physical changes that prepare the body for reproduction.

3. **Menstruation as a Key Indicator**: One of the most significant changes that indicate the start of reproductive age in women is the onset of menstruation, also known as the menstrual cycle. This typically begins during puberty.

4. **Timing of Puberty**: Puberty generally occurs between the ages of 12 to 14 years, although it can vary. The start of menstruation marks the beginning of a woman's reproductive capability.

5. **Conclusion**: Therefore, the reproductive age in women starts when their menstruation begins.

**Final Answer**: The reproductive age in women starts when their menstruation starts.

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