Develop an argument that evaluates how the Columbian exchange affected peoples in Afro-Eurasia in this time of period

the answer is c.

i hope this .

attacks by the seljuk. a devastating blow to the entire byzantine world was dealt by christian crusaders from the west. the venetians were eager to destroy byzantine power and offered the crusaders money, ships, and part of the spoils of war.

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the poor lived on the docks by the sea, and the wealthy lived in highly populated urban areas. that is the answer