The roman catholic and the eastern orthodox churches split due to people having different opinions (what they believed in) in other words the greek orthodox church was made to sever all ties,thus the reason the churches split.
The real causes of World War I included politics, secret alliances, imperialism, and nationalistic pride. However, there was one single event, the assassination of Archduke Ferdinand of Austria, which started a chain of events leading to war.
Pentagon, twin towers, and one other thing.
Answer: Lord Elgin is a hero.
Explanation:
The second answer would have to be correct, because I believe this is focused on the Paleolithic Era.