Which of the following is the strongest reason why World War I happened? A. The European countries coming off of the Industrial Revolution, looking for new markets and
resources, were in fierce
competition for imperialistic lands.

B. France was upset that England took over large tracts of French land leading to the two starting the
war.

C. Iran was over ran with Westerners and as a result attacked Italy to stop further movement of
Europeans.

D. The microaggressions between the Eastern countries and the Western countries led to a build up,
and eventual attack of Turkey.

A. The European countries coming off of the Industrial Revolution, looking for new markets and  resources, were in fierce  competition for imperialistic lands.

Explanation:

World War I was originated in Europe and lasted from 28 July 1914 to 11 November 1918.

One of the strongest reason of World War I is imperialism. Imperialism is defined as the policy through which one country can expand its power to other countries through hard powers such as military force.

The European nations expanded their power to other countries and when Britain and France expanded their empires that resulted into high tension among European countries and caused World War I.

Hence, the correct answer is "A".

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explanation: