I had a similar conversation with a JW who wanted to host a bible study.
ME: So how did we get the bible?
JW: A group of men got together to figure out which books would be admitted into the bible.
ME:Which group of men?
JW: A group of men.
ME: Catholic men?
JW: Um, yes
ME: So if I wanted to study the bible, wouldn't I want to go to the folks who gave us the bible?
JW: Umm...