Which of the following reasons best explains how the assassination of Austrian Archduke Franz Ferdinand led to World War I? A.
Franz Ferdinand was a major advocate of socialism, and his death split Europe between pro-socialist and anti-socialist factions.
B.
Austria demanded concessions from Serbia for the act, and after refusal, the alliances made by each nation with other European nations mobilized most of the continent for war.
C.
Austria demanded vengeance on Germany for paying Gavrilo Princip.
D.
Austria had been eager to declare war on Great Britain and this gave them an excuse to ally with Germany and declare war.