Answer:
1. Adolescents may try to fit in with their peers by engaging in unhealthy behaviors such as smoking, drinking and using drugs. These behaviors can have a negative effect on their physical appearance and their overall health.
2. Adolescents may also change their physical appearance in order to conform to the standards of their peers. This could include wearing certain types of clothing, makeup, or hairstyles. These changes may be done in an attempt to fit in with a certain group, but they may not be healthy in the long run.
Explanation: now read one piece.