By definition, the Columbian Exchange were the series of exchanges in different types of plant and animal species between the New and the Old World taking place in the Era of Exploration. Among the benefits that the Native Americans gained from the exchange was that European crops were introduced to the America.
The papacy's reputation suffered because of its inability to reform itself, to bring an end to the 100 Years' War, or to provide sacraments during the Black Death. The last was particularly damaging, since the papacy in Avignon had declared that the sacraments were necessary to salvation.
The economic system is called mercantilism.
From what I know it is B because it was a form of government that allowed for our people to elect office it was a complex government in the constitution
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