Answer:
latin
Explanation:
The Catholic church used Latin in its services, so all liturgical books were written in this language until the Reformation in the sixteenth century.
Until the Reformation in the sixteenth century,the Catholic Church used Latin in its services, so all religious literature was written in this language.
Latin is an ancient language that is part of the Italic of Indo-European languages.
Ecclesiastical Latin, also known as Church Latin, Liturgical Latin or Italian, was the first Latin to be developed to discuss Christian thought and was later used as a lingua franca by Europe's leading Medieval and Early Modern Europe.
Thus, the Catholic Church used Latin in its services, so all religious literature was written in this language.
To learn more about Latin language, refer:
https://brainly.com/question/1536327
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