Which 15th-century business innovation is credited with making the Bible widely accessible to the general public for the first time?

The Bible remains one of the most published books in history, but its journey from rare manuscript to widely accessible text represents one of the most significant retail transformations in religious history. Test your knowledge about the pivotal business innovation that democratized access to sacred texts and fundamentally changed how people engaged with religious teachings.

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Gutenberg's printing press, which reduced Bible production costs by over 90% and enabled mass distribution
The Church's subscription service model, which allowed monthly payments for hand-copied Bible chapters
Marco Polo's silk road trading company, which specialized in importing affordable Eastern religious texts
The Royal Bible Society's franchise system, where local guilds could license official Bible production