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Airplanes

Poison Gas

Trench Warfare

Machine guns

One consequence from the use of the technological innovations listed above was–

A.they encouraged diplomacy.
b.they reduced the overall cost of war.
c.they prolonged the war.
d.they resulted in less casualties.

User Jaythaking
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1 Answer

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They Prolonged the war due to bigger casualties in the military and the countries did not like the way their men were dying so they sent, even more, men to kill even more men that were previously killed.

Hope this helps you:)
User Mawimawi
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