What occurred during the columbian exchange?
a. people from africa were brought to europe.
b. millions of american indians died of disease.
c. horses and cattle went from africa to europe.
d. potatoes and tomatoes were introduced in the americas.

a. the astrolabe could determine the correct latitudinal location of the ship

religion played a major role in the american revolution by offering a moral sanction for opposition to the british--an assurance to the average american that revolution was justified in the sight of god. the revolution strengthened millennialist strains in american.