Hello There! ^_^
Your question: What were the three main Indian groups before European explorers arrived..?
Your answer: The Mayan, the Aztecs and the Incas were the three main Indian groups before European explorers arrived.
Hope this helps!
Answer:
I think it is C.
Explanation:
The reason being because when a hurricane sits over the body of water (the ocean) it gets stronger because of the heat and temperature differences of the water and the air.
I'm not 100% sure about this answer, but I hope it helps!
Answer:
D
Explanation:
Population of North America: 579 million
Population of South America: 422.5 million
Combined = 1.1 billion