When Germany and Great Britain got in a contest about which country had the most an best battleships is an example of which MAIN cause? A) Militarism
B) Alliances
C) Imperialism
D) Nationalism

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Which of these would be most useful in studying the effect of germs exchanged between the new and old worlds? a. a graph showing the number of europeans between 1492 and 1600. b. a graph showing the number of native americans between 1492 and 1600. c. a primary source description of the symptoms of an unknown disease affecting native americans in 1492. o d. a primary source description of the symptoms of an unknown disease affecting europeans in 1492.