Fourteen points is the correct answer to your question.
China is quite isolated because of surrounding mountains. Never seeing the other civilizations or hearing about them from nomads. It was difficult to travel there either way, one again because of the surrounding mountains, so no one was necessarily willing to venture out or into the area that was, at the time, China.
Bear in mind, I could be wrong. But I'm 98% positive that it is correct.
Answer:
The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people
Explanation: