You'r a bit confused on the origins of the RCC and it didn't give anyone the Bible, it was God Almighty that
used the RCC to collect the books.
This “Dragon in the Sea or DAGON the Fish God” called leviathan in scripture was worshipped by those in ancient Babylon and associated with Nimrod the first High Priest of Dagon. Worship of Dagon spread after YHVH confused the languages and scattered humanity across the globe. It was this religion that was prevalent and continued at the time Rome destroyed Jerusalem. It was this religion of Dagon that permeated the high priestly ranks of paganism and was the foundation of The Catholic Church which even today continues to wear the priestly garments of Dagon:
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https://en.wikipedia.org/wiki/Pontifex_maximus