-China's physical geography made farming possible but travel and communication difficult.
-geography kept early China culturally and economically isolated from the rest the world.
The balloon begins to loose pressure.
The answer is; affect-laden events.
<em>Hope this helped! :)</em>
Answer: Beginning in the Middle East, Christianity began its spread north and west into Europe, carried by merchants, missionaries, and soldiers
It’s not very likely but no one really knows the true answer to this.