Many of Europe's most famous Universities started as Church schools. Monasteries were the centers of learning in the Middle Ages and the repositories of books and knowledges. Monks worked to copy books before printing presses and young scholars learned theology.
The answer is option C "Monastic schools." Most universities start that way, Monastic was a huge learning in the middle ages. Monasticism ran by monks give the most influential teaching and advice. Monastic was the certain of learning and gained many followers throughout Europe.
