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!
Probably wanted to sleep in... I know I would
Answer:
12.C Mercantilist theory. 13.B People began to question traditional authority
<span>Many social ills were happening of which people were opposing hence most of Americans found themselves taking part in reform movement which finally helped them to change things. Example of this kind of reform movements are: temperance movement, abolition movement, school and prison reform movement, and many others.</span>
