Germany, Italy, and Japan had settled an alliance were they would not get into each other's way when expanding territory. The main reason why the axis powers were able to gain control of a large part of Europe was due to the League of Nations feeding Germany trying to keep peace and stop them without causing a war, sadly failing while in the process.
It was called isolationism :D
My guess is A. <span>European countries were paying people to go to America</span>
Ming and Chin Dynasties were in power during those centuries
