The cotton gin sped up the production of cotton by planting cotton seeds in neat rows for cultivation.
picking cotton without damaging the cotton plants.
separating the seeds from the cotton plant quickly.
packing cotton fiber into bales for shipment to mills.

c

Explanation:

one of the main reasons was definitely slavery. back in 1861, republican abraham lincoln was elected and ended up being a major influence in the slavery business. slavery greatly affected the texas economy because back in 1845 during the annexation of texas, slaves became a big part of the texas population. many texans that were in favor of the secession influenced groups through party ties.