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20 October, 04:43

Which of the following was not new during World War I but was used on a

much larger scale than ever before?

O

A. Tanks

O

B. Poison gas

O

C. Trench warfare

O

D. Airplanes

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Answers (2)
  1. 20 October, 06:29
    0
    if you're looking for the A, P, E, X answer, the correct answer is Trench Warfare.
  2. 20 October, 07:11
    0
    poison gas

    85% of the fatality's where by mustard gas
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