Make the school and the student bring in his Birth Certificate. That’s an official birth notice and it will say what the baby’s “gender” is.
It’s like the scene in “Miracle on 34th Street” when the court acknowledged that the Post Office officially recognized Santa Claus as a person because of all the mail (using US stamps) addressed to him.
Time to do a PC-Not “whammy” on the school and their PC crap.
Parents don’t have to check the gender box on their newborn’s BC in insane CA. Coming soon to a maternity ward near you.