The late 19th-century United States is probably best known for the vast expansion of its industrial plant and output. At the heart of these huge increases was the mass production of goods by machines. This process was first introduced and perfected by British textile manufacturers.
Answer is c
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They did this because the soil was more fertile while it got harder to farmer further West
It was advantageously located near the coast and other settlements.
The second one. He was a critical link between military and French alliance
