Answer:
A There are more Native American tribes today than in the 16th century.
B There are fewer Native American tribes today than in the 16th century.
C There are the same number of Native American tribes today as in the 16th century.
D It is unclear how the number of Native American tribes has changed.
Explanation:
Answer: The work of Isaac Newton identified certain laws of physics "laws of motion" that helped define the movement of the planet around the sun, thus further confirm the idea that sun was center of solar system, an idea which had been earlier proposed by Nicolaus Copernicus, an astronomer from Poland.
Explanation:
When the Government becomes destructive and deriving their just powers.. So when the government doesn't protect citizens natural rights
What kept it from being permanent was the end of the civil war.