Students that participate in clubs are three times more likely to have above a 3.0 GPA. https://dc.cod.edu/cgi/viewcontent.cgi?article=1370&context=essai#:~:text=In%20a%20study%20done%20by,not%20participate%20in%20extracurricular%20activities.
Requiring parental consent could force kids to out themselves before they are ready - ACLU. https://www.heraldnet.com/news/marysville-school-board-proposes-parental-consent-to-join-lgbtq-clubs/
LGBTQ+ youth are bullied at a rate much higher than their heterosexual peers. https://www.hrc.org/news/new-cdc-data-shows-lgbtq-youth-are-more-likely-to-be-bullied-than-straight-cisgender-youth