Answer:
The mechanization of American manufacturing accelerated in the 1920s, and this led to a much more rapid growth of productivity in manufacturing compared to earlier decades and to other sectors at that time. There were several forces that promoted mechanization
Explanation:
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The statement that shows the similarities between the early river valley civilizations and the civilizations of ancient Native Americans is that The cultures were shaped by geography. Thus, option (A) is correct.
<h3>What is Civilization?</h3>
Civilization refers to the settlement of the people in the particular area, forming a society in the organized manner. People in the Civilization gets engage in various occupations rather than just hunting and gathering.
Some of the names of the earliest ancient civilization are Indus Valley civilization, Mesopotamia, Ancient India and Ancient China etc.
The fact that the cultures were molded by geography demonstrates the connections between the early river valley civilizations and the civilizations of the prehistoric Native Americans.
Hence, option (A) is correct.
Learn more about Civilization here:
brainly.com/question/12207844
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