(A) ** Militarism, Alliances, Imperialism, Nationalism
(B) Money, Alliances, Imperialism, Nativism
(C) Militarism, Alliances, Imperialism, Nativism
EXPLANATIONS BELOW
Concept note-1: -This increase in militarism helped push the countries involved into war. The immediate cause of World War I that made the aforementioned items come into play (alliances, imperialism, militarism, nationalism) was the assassination of Archduke Franz Ferdinand of Austria-Hungary.
Concept note-2: -Nationalism was closely linked to militarism. It fostered delusions about the relative military strength of European nations. Many living in the Great Powers considered their nations to be militarily superior and better equipped to win a future war in Europe.