Which of the following was Not a technical innovation of WWI?

Perhaps the most significant technological advance during World War I was the improvement of the machine gun, a weapon originally developed by an American, Hiram Maxim. The Germans recognized its military potential and had large numbers ready to use in 1914.

they are best known for the cliff pueblos found throughout arizona, new mexico, colorado and utah. and for their development of desert farming.

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-lavira: )

d. a week

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