new states and empires demonstrated continuity, innovation, and diversity as they developed in various regions such as the Mediterranean, the Middle East, and East Asia. Develop an argument that evaluates how one or more new states or empires established their authority in this time period.

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a.   it resulted in widespread unemployment.

hello!

according to the passage the most suitable options are two. the first one is "by leading the aef to victory in several key battles" like the battle of saint- mihiel and the battle of cantigny mentioned in the passage you copied here. the second one is "by the aef and allied forces defeat germany" since the passage says that his army destroy the german resistance in the meuse- argonne offensive. and also, "by insisting that the aef operate as an independent force".

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explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

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