3 ways the industrial revolution changed America/
1. Caused more jobs all over America
2. Population shift- moving from rural agricultural to work in factories in cities
3. The rise of steam power, example: railways and steam powered machines
4. Mass production of goods, increased efficiency, reduced average costs and enabled more to be produced.
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<span>The three main reasons for Portugal's decline as a world power were population, lack of resources and poor leadership.
Your answer is option B).
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It was located on the Red Sea, close to the Arabian Peninsula.