Which innovation most significantly reduced the cost of Bible production in the 15th century, making religious texts accessible to more people?

The production and distribution of religious texts has evolved dramatically over centuries, from hand-copied scrolls to mass-produced modern editions. The supply chain for religious books represents one of history's oldest continuous product distributions. Test your knowledge about how sacred texts move from conception to the hands of believers across different faith traditions.

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Gutenberg's movable type printing press
Parchment manufacturing techniques from North Africa
The standardization of Latin as the universal religious language
Monastic writing schools that increased copyist efficiency