What are multiple causes of the Reformation?

Money-generating practices in the Roman Catholic Church, such as the sale of indulgences. Demands for reform by Martin Luther, John Calvin, Huldrych Zwingli, and other scholars in Europe. The invention of the mechanized printing press, which allowed religious ideas and Bible translations to circulate widely.

Explanation:

classical republicanism, also known as civic humanism, is a form of republicanism  developed in the renaissance inspired by the governmental forms and writings of  classical  antiquity, especially such  classical  writers as aristotle, polybius, and cicero.

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