Select the correct answer from each drop-down menu. Complete the following paragraph about the causes of World War I.
The buildup of Germany's standing army in 1913 and its development of weaponized submarines are two examples of the
that contributed to the start of World War I. Another contributing factor to the start of the war was the rise of
as evidenced by the assassination of the Archduke Ferdinand of Austria by a Bosnian Serb.
1