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!
Answer:
<h3>A) superior </h3>
The Constitution states that federal laws are <u>superior</u><u> </u> to state laws.
Yes he would do this I’m sorry I just need points to ask a question.
