B) The pope and the patriarch excommunicated each other
It was July 16, 1054 when Patriarch of Constantinople was excommunicated. This started the “Great Schism” that created the Roman Catholic and Eastern Orthodox faiths
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The reason why vernacular literature eventually became the preferred way to produce books is because the "vernacular" was something that the majority of people could understand in terms of written language--meaning that a publisher and writer would make much more money printing in this language.
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The Reformation became the basis for the founding of Protestantism, one of the three major branches of Christianity. The Reformation led to the reformulation of certain basic tenets of Christian belief and resulted in the division of Western Christendom between Roman Catholicism and the new Protestant traditions.
Explanation:
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