Answer:
After the Holocaust, the world vowed to never again permit the crime of genocide. In the many decades since, genocide and mass violence have played out again, and again.
Answer:
Can you elaborate a little more so that I can help you please
Well, I don't see any options
But the Best answer for this is questions:
People no longer depended only on hunting and trying to gather up food.
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I think the 3rd answer is correct