Answer:
B. the notion that communism could spread to neighboring states through close contact
Explanation:
during the cold War, the domino theory was that if one state would fall into communism, the rest would follow.
The Silk Road was an ancient network of trade routes for centuries
The President in the executive branch can veto a law, but the legislative branch can override that veto with enough votes. The executive branch can declare Executive Orders, which are like proclamations that carry the force of law, but the judicial branch can declare those acts unconstitutional.
I believe, due to my research, that the answer is A. In the Mayflower Compact, they had their first democratic government and in order to make that successful, you would want to make rules that are fair to the people and yourself! Hope this helps! =)