Answer:
A) the Indo-Aryan religious system
Answer:
they opposed religious freedom
Explanation:
Agriculture and animal husbandry.
The people could now live in one place. The rich and fertile land and rivers produced a surplus of food and water.
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The government wasn't powerful enough. They couldn't even tax the people, so the government was too broke to offer any kind of assistance when it's country was in need. (Couldn't afford a military when they needed it, for example -- there were a lot of domestic issues that they couldn't take care of.)