MCQ
In girls, secondary sexual characteristics develop between:
- A$9$ and $11$ years.
- ✓$11$ and $14$ years.
- C$15$ and $18$ years.
- D$19$ and $21$ years
The human body undergoes several changes during adolescence. These changes mark the onset of puberty. During puberty, secondary sexual characteristics develop. Girls reach puberty earlier than boys.
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