Answer:
Industrialization resulted in the creation of new weaponry, Germany used unrestricted submarine warfare to Attack allied ships, A stalemate prevented either side from making progress.
Explanation:
Looked up if all these statements were true, only these three lines up :))))
The typical canal system in World War I consisted of a series of two, three, four, or more parallel lines and a depth of at least one and a half miles [1.6 km]. Each tunnel was dug into a type of zigzag so that no enemy, standing on one side, could shoot more than a few meters in length.
The trenches provided the soldiers with the most effective means of defending themselves from massive explosions, and within four months, soldiers on all sides began digging trenches. This photo shows the leading French troops leading canals into Lorraine in January 1915.
Learn more about World War I here: brainly.com/question/446364
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