The term "Columbian Exchange" describes:
A. the exporting of precious metals from the New World and the importing of African slaves to the New World.
B. the gifts Columbus brought to and received from Native Americans.
C. the trade in Native American furs for European horses and other goods.
D. the transfer of plants, animals and diseases between the Old and New Worlds.
E. None of these are correct.
Answer: D
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