What happened as a result of Columbus's coming to the American continents?
A. New trade routes to Asia
B. The Northwest Passage
C. The Columbian Exlihange
O D. Overland trade with India
SUBMIT

The Columbian Exchange, which was a transfer of humans, plants, animals and disease between the continents. It cause death, invasive species, as well as the obvious benefits of new crops and culture.

Explanation:

a. competition with other nations.

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.