Answer:
1. The Great Plains region had the most tribes within it.
2. Those along the Mississippi river as they would be able to travel down the entire country.
Answer:
Carbon dioxide levels decreased which meant there wasn't enough in the air to support vegetation. Growth was limited, in other words, because plants were carbon-starved.
Answer: 1) an American freelancer web designer building websites for Asian clients, 2) an Indian engineer moving to the United States for a job with NASA, 3) a Thai makeup artist ordering lipstick online from Paris.
Explanation:
If you mean by president then the president in 1999 was Bill Clinton. If not the president then I don't know what you're talking about.