contestada

Which event led to a direct conflict between Austria-Hungary and Serbia
before World War I?
OA. Austria-Hungary launched a campaign of genocide against Serbs
in its territory.
B. Serbian nationalists assassinated a member of the Austro-
Hungarian royal family.
OC. Serbia encouraged the Ottoman Empire to seize Austro-Hungarian
colonies.
D. Austria-Hungary. formed a military alliance with France, Great
Britain, and Russia.