In which front of world war l was most of the fighting done from trenches? a. eastern b. western c. italian d. southern

the growing interconnectedness of the world through communication, trade, and the exchange of ideas is an important theme in the history of the 20th and 21st centuries.

explanation:

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

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the exclusive possession or control of the supply or trade in a commodity or service.

the main objectives of the progressive movement were eliminating problems caused by industrialization, urbanization, immigration, and political corruption.