The columbian exchange most likely resulted in
a) the end of the power of the british navy.
b) potatoes and corn being sent to the americas.
c) european diseases spreading into the americas.
d) english becoming the main language of south america.

European diseases spreading into the Americas

Explanation:

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the church governed the society after the empire fell.   constantine took charge of rome and ended the confusion which had over religion and made christianity as the only religion and that started ruling the roman empire. he also divided the empire into two and fortified the eastern part.   he ruled the eastern part.

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.