Most Helpful Girl
Because they are told by their parents that being a LGBTQ person is wrong.
That these people are not normal. So, they become prejudiced too.
Plus, kids are mean.0
Most Helpful Guy
They do that because it makes them feel good by putting others down. That's cause they don't care whom they hurt or upset. But what goes around comes around. When they face someone bigger than them, they gonna get what's coming to them.
It could also be because they have LGBTQ-phobic parents who may or may not be religious zealots or fundamentalists and had raised them and taught them to hate and be prejudiced towards anyone that isn't straight or follow their fucking beliefs.0