In the employment context the only reasonable alternative is unemployment.
In the education context, the reasonable alternative is to compete in your birth sex, so arguably there is no “discrimination” against that group and there is instead against biological women.
It will depend on which “right” prevails, but extending the “sex” protection to gender identity for all purposes was overreaching.
They smartly brought the case naming UGA which will eliminate state law protections that exist in CA, MI, etc. I