Answer:
the answer is D
Explanation:
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Answer:
Import and export tarrifs.
Explanation:
<span>The nation's largest railroad center was found in Chicago. Chicago is considered as the most important center of railroads in North America. Chicago has been the most significant interchange point of commercial transportation between the nation’s great railroads.</span>
Answer: “B” The Nazis' rigidly ideological approach to empire building prevented them from consolidating their control of continental Europe.