Answer: Catholic Church.
Explanation:
And this was not only the case during the early Middle Ages but the entire Middle Ages. In Western Europe, society was completely under the Catholic Church's influence, which completely controlled every segment of society. Science, culture and the arts, and even political leaders were arrested by church dignitaries, the pope who was the greatest authority.
Answer:
The greatest cause of Paleolithic migration was for the search for food. Food always came first, so Paleolithic people would migrate to simply search for food.