Ah, you don’t like with someone throws the “many denominations” argument back against Roman Catholicism, do you? :-)
Out of curiosity, a question for you: How many “denominations” are there within the “Protestant” tradition?
‘Out of curiosity, a question for you: How many denominations are there within the Protestant tradition?’
Up into the thousands now, isn’t it? Soon to be millions (one/Protestant)