can you post the document? otherwise i would love to help you :)
There are alot of factors that make it hard for archeologist and historians to search about the indus valley.the most highlighted factors are the enigmatic nature of Indus valley civilization means there is no clear connection to any continuous literary traditions.they have a much harder time imagining the life of Mohenjo-Daro because there isn't any reliable information about the culture of it. the fact that they cannot read the language(s) of the Indus valley means a lot!
Answer: It abolished all slavery.
Explanation: Even though not all slavery ended after the 13th amendement it still helped in the long run. It also helped African-Americans have better lives and not be owned.
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Answer:
the government did nothing
Answer:
D. People still don’t understand how the world works.