Why put that shit in a movie? It added literally nothing of value.
Probably the director's pet peeve.
To make it current. Do young people not talk like that? Are you not on Twitter?
Time was limited due to the large cast. That immediately designated the grandson as undeserving. Contrast that with Meg who was and he did cut the mother a check to finish paying her tuition.
The SJW bitch grievance study major chick was the only one I wouldn't give any money.