What role did sailing technology play in overseas exploration during the civil war?

The correct answer to this open question is the following.

The role that sailing technology played in overseas exploration during the civil war was of the utmost importance because it allowed the transportation not only of people but of goods, raw materials, natural resources, and war supplies. That is why the control of the Mississippi River was essential for both sides, the Union Army and the Confederate Army. It represented a strategic advantage for the transportation of troops, food, and weapons.

workers of lowell mills were greatly benefited for the waltham type of work which was more a paternalist kind, trying to protect the integrity of this little girls coming from small farmers and providing an adequate place of work, this in an effort to avoid the issues of bad place conditions and immorality that the people in bigger industrialized cities of great britain were experimenting.

a is the final : )