I think it is a. <span>Albert Einstein
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Answer:
Many different types of evidence.
Explanation:
All 3 study material remains and use what they discover to look at past cultures and societies. Archaeologists excavate as well as paleontologists in order to see into the past of those who have lived before us. They find past structures, bones, tools, etc. Sorry I couldn't go more in depth.
The answer is “ racial discrimination “.
Most likely b a sense of national identity