Answer:
The answer is C, they are gradually diminishing. There aren't as many native Americans to pass down the languages or use them as frequently.
Answer: I would say He learned how to formed a government
Explanation:
He was able to see how the Constitutional Convention was organized and ran and was able to learn from that.
This might indicate to an ancient Chinese person that the zhou were good and responsible rulers, and that the gods looked favorably upon them.