C is the correct answer.
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.
Answer:
Unrestricted submarine warfare by Germany
Explanation:
Did you know that Germany sunk the ship with passengers called "The Lusitania"? Germans thought it might have been a allied ship carrying ammunition, and weapons. A total of 1,195 people we killed. Including 128 Americans.
Some politicians became successful by opposing communism.
During the Industrial Revolution, it was common for children to work in factories, mines, and other industrial occupations. Children as young as four commonly worked. ... Working on dangerous machinery had its consequences as many children were injured in accidents.