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