How did the cotton gin make upland farming profitable? a. it planted cotton seeds faster. b. it irrigated cotton fields more efficiently. c. it removed seeds from cotton faster. d. it bundled cotton for shipping with less waste.

Explanation:

The modern cotton Gin was created by Eli Whitney in 1793. It had combination of wire screen and wire hooks that pulled the cotton through. Brushes were used to remove the loose cotton lint to prevent jams. It revolutionised the cotton industry and increased the demand of slaves to work in the cotton plantations in the southern united states. Cotton Gin easily  separated the cotton fibres form their seeds and increased the productivity. The processed cotton was used for making linen and textiles, the leftover cotton seeds were used to make oil. By some estimates US supplied three quarters of the global cotton supply by the beginning of the civil war. The gin improved the cotton separation by the factor of 50,

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he was able to speed up production of the processing of seeds