The English phrase long time no see is actually not grammatically correct and is believed to be a translation of a Chinese phrase. The word girl was originally a synonym for a child of either gender, while boy meant something closer to servant..
(Answer #2). The major economic difference between the North and the South during this time was that the North was a mixed economy with free labor while the South was an agrarian economy based on slave labor. Because of these differences, the North industrialized and the South largely did not.
The Northern advantages, which would be the Southern disadvantages, would be the manufacturing capabilities. The factories in the North could mass produce weapons, whereas the South had few facilities that could produce arms, never mind in mass quantity.