Teenagers tend to be rebellious and vulnerable at the same time.

Teenagers tend to be rebellious and vulnerable at the same time. They basically question the values of their parents and experience a generation gap. This is a part of growing up that helps teenagers form their own values.
Rebellious means
1)affecting or involving only the surface or outside part of something
2)opposing authority or accepted ways of doing things
3)forced to work too hard
4)not important
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