People in most European nations believe that the war that started in August 1914 would end quickly because each nation believed it had superior military forces and strategies.
Answer: Option D
Step-by-step explanation:
World War I which broke out in 1914 between the central powers and the allies almost lasted for 4 years and caused great destruction in terms of life and property. But originally when it started most of the European nations believed that it will be very short lived and would get over in very short period of time.
Their believed was depended on the trust that they had on their country's military forces and its strategies. People in Europe were confident of the victory of their nations and believed that within few months this war will be over.