Answer:
Location a: Andes Moutains
Location b: The Mexican Plateau
Explanation:
The early part of the 20 century
C. Consequences of the Black Death included a series of religious, social, and economic upheavals, which had profound effects on the course of European history. The Black Death was one of the most devastating pandemics in human history, peaking in Europe between 1347 and 1350 with 30% to 65% of the population killed.
The Framers all agreed that the country needed a new nation government.
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