She doesn't want him to have a reader or even take academic subjects. She doesn't understand why his mom insists he go for a regents diploma. Having a student studying the subjects a regular education student studies takes her out of her comfort zone and she is not happy.
He's lucky. He has a mom who is smart and is not afraid to advocate for him. How many kids out there don't have a mother like this. How many kids are being sacrificed to keep their teacher happy?