The textbook answer, not that I am agreeing with it, is that no women priests is not a choice that the Catholic Church makes, but rather a reflection of received wisdom and ground truth. The same way perhaps a man is understood to be unable to get pregnant, a woman is understood to be unable to perform the sacraments. Or as John Paul II stated in 1994, “the church has no authority whatsoever to ordain women” even if it wanted to