Answer:Many scholars believe that the collapse of the Indus Valley Civilization was caused by climate change. Some experts believe the drying of the Saraswati River, which began around 1900 BCE, was the main cause for climate change, while others conclude that a great flood struck the area.
Explanation:
They wanted a quick return to the former power and glory of Germany
A is the answer because the natives American tribes wanted a better life
I'm not sure if you meant in this way, but the government is divided into 3 branches-judicial, executive, and legislative. Let me know if you need anything else!! :)