Federal income taxes is the answer for the first one, the answer to the second question is D
Teach for America is not a Great Society program for education.
Andrew jackson was a major general in the war of 1812
Answer Relative age goes on to the rock and fossils and absolute age is earth material is a measure of how old it actually is in years.
Explanation:
They actually don't know for sure what led to the decline but a lot of people believe that the Aryans invaded and conquered the Indus Civilization which would make sense because they were the next people group to live there. I hope this helps!