Explanation:
The reason why world war 1 was so significant is beacuse was one of the great watersheds of the 20th century.
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the year 1938 was the year chocolate chip cookies were invented.
The correct answer of this question is option C. America's victory at Yorktown helped the Continental Army remove all British barracks from New Jersey. This was the final battle during the American Revolution. The Americans won with the help of the French.