Answer this correctly and no guessing

why did the cost of slave labor double, even after the invention of the cotton gin?

select the best answer from the choices provided.
a.
the demand for enslaved workers for the cotton fields was high, but the supply of workers was low due to the slave trade ban.
b.
northern enslavers refused to sell their enslaved workers.
c.
enslaved workers were in high demand for tobacco and rice farms.
d.
more enslaved workers were being freed at that point.

hehe hehe hehe he he hehe hehe hehe hehe

as general terms,  indian territory,  the indian territories, or  indian country  describe an evolving land area set aside by the  united states government  for the relocation of  native americans  who held  aboriginal title  to their land. in general, the tribes ceded land they occupied in exchange for  land grants  in 1803. the concept of an indian territory was an outcome of the 18th- and 19th-century policy of  indian removal. after the  civil war(1861–1865), the policy of the government was one of  assimilation.

i think the answer is: cuba wanted to be independent from spain, and the u.s. wanted to end spanish rule in the west.

hope i

-lavira : )