its actually D). The Confederacy could afford to move a large number of prisoners hundreds of miles, but could not afford to feed and house the prisoners.
Trade routes, hiring more people to spread goods, or more travel to show your items to people who did not yet have them.
The French and Indian War began in 1754 and ended with the Treaty of Paris in 1763. The war provided Great Britain enormous territorial gains in North America, but disputes over subsequent frontier policy and paying the war's expenses led to colonial discontent, and ultimately to the American Revolution.