That would be choice C. the index fossils.
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Ouachita mountains would be correct!
Answer:
D. Checking to see if the brake fluid is contaminated
Explanation:
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Answer:
It was the turning point in world war 2 for the Nazi when they were not able to fight a war on two fronts.
It was the reason that the Nazi lost the war.
Explanation:
We know this thanks to archaeologists who excavated many places and discovered that many early civilizations gathered around large rivers where they could develop agriculture. This was seen in places such as Mesopotamia, India, China, Egypt, etc.