The correct answer is A) Households and firms.
The circular flow model is a visual used in economics to understand the relationships between households (aka families/individuals) and firms (aka businesses or corporations). This model shows how households provide firms with labor that helps to generate products to sell. In return, households are the families or individuals who buy these goods from firms.
Persians have a great level of tolerance including letting strong empires to conquer them. The conquerer does not require them to change anything that would cause severe impact, so they allowed them. They respected the diverse groups of people and lived with them in their empire.
It was a way for the sharecroppers to make some money, but they are always underpaid, and don't make enough to buy what they need, and only just barely scrape by. This makes the job as a sharecropper seem like their only choice.
Answer:
Group polarization has always been a thing, whether it be by class or political lean it is the way it is, no country is without strife, eventually tensions amount to the point the government can't contain it and has to get involved. I believe an American civil war is a possibility but unlikely, and probably not in our lifetime.
Explanation: