Question 9 of 10 What is one example of trench warfare?
A. An army fires machine guns at the enemy in the open.
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B. An army uses tanks to conquer an enemy city.
C. An army digs a long hole in the ground to protect territory.
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D. An army drops bombs from the air to defeat the enemy.
SUBMIT

C.) An army digs a long hole in the ground to protect territory.

Explanation: Trench warfare is a type of combat style in which an army attacks or defends from a system of long narrow ditches dug into the ground.

although the crusades failed to capture jerusalem, they had several major impacts on western europe. they increased the authority of the king: sometimes nobles died in battle without leaving an heir in which case the king got their land. kings passed taxes to pay for the crusades.