What contributions did Samuel Slater and Francis Cabot Lowell make to American manufacturing? O They invented machines that not only separated the cotton, but also sorted it according to grades and strengths.
They persuaded English investors to share their techniques and ideas to get the American textile industry going.
O They put up huge amounts of their own capital
hire as many people as possible to increase production.
O They built on practices they had seen in England to improve equipment and production techniques in the textile industry.

They invented machines that not only separated the cotton, but also sorted it according to grades and strengths

Explanation:

They persuaded English investors to share their techniques and ideas to get the American textile industry going.

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explanation: