A, B HOPE IT HELPS!!!!!!!!!
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. When Russia began to mobilize due to its alliance with Serbia, Germany declared war on Russia.
The answer is C. the soviet union faced serious economic and political problems.
Answer:
A...........................