Answer:
The Olmec ball game, religious concepts, blood sacrifice, calendar, writing, and astronomy was later used and adapted by other Mesoamerican civilizations. Plus, they laid the foundation for complex agricultural-based society in Mesoamerica.
Explanation:
<span>B. President Obama's warning was an effect of members of Congress refusing to raise the debt limit.</span>
The three things that brought about the fall of Rome when they all hit at once are:
1. multiple civil wars
2. economic collapse due to inflation
3. repeated invasions from all over
Rome used to be the most powerful country that ruled most of the world, but over time, its strength started to wane. In the end, due to many reasons, such as these above, it was forgotten and gave way to new countries being created.
Answer: Gulags were started to make money for the Russian goverment, and concentration camps were made to exterminate people.