The cotton gin was introduced in 1793. what was the effect of this invention in the us?
production of cotton decreased by 32% between 1800 and 1820.
production and export of cotton decreased by 50% between 1800 and 1860.
production and export of cotton initially increased, then began to decline.
the export of cotton increased by 50% between 1800 and 1860.

The export of cotton increased by 50% between 1800 and 1860.

Explanation:

Whitney's cotton gin model was equipped for cleaning 50 pounds of lint every day. The model comprised of a wooden chamber encompassed by columns of slim spikes, which pulled the build up through the bars of a brush like network. The grids were firmly divided, keeping the seeds from passing through. Loose cotton was brushed off, preventing the mechanism from jamming.

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