John represents a typical teenager because he

because he represents many characteristics of your stereotypical teen

Explanation:

sis. it's been a while since a read that and had that class so i can't answer for u

you can change by someone having a negative opinon of you in many ways for example thi can lead to depression and taking of ones life also known as sucide this effects there self esteem and ego in a negative way making them feel sad depressed and stressed causing them to act gloomy and sad if this continuses this can lead to self harm or much worse things.

hope i .