(50 PTS!) How did nationalism, alliances, imperialism, and military build-ups contribute to the start of World War I? What alternative solutions could have been used to prevent the war beginning (based on historical evidence)?

World War one started on the 28th of July 1914 between two sides triple Difference in policies were to blame, although The war started mainly because of four aspects Militarism, Alliances, Imperialism and Nationalism. this was a cause because building an empire needs manpower such as an army and a navy

Explanation:

i believe the answer is d. it was not uncommon for people to faint or even convulse at these high-energy meetings.