D. International consumers have never cared for working conditions
The cotton gin Was made in 1793 in order to remove seeds from Cotton fiber so the correct answer would be (B)
It would interfere with their trade alliances.
Communism leads to the government taking control of resources and industry. If it spread into areas the US did business, they could lose the ability to control resources and trade. This would eventually impact our political power and any military advantages the US had in Europe.
His troops seemed to be in such an ugly mood.
I hope this helps. :)