Because plantation owners were mainly in the southern states. Also because there were many people that bought them from the south than anywhere else :)
I thinks it's...More people in the colonies feared that war might break out..
They were discouraged because the law at that time stated that their earning basically belonged to their spouse, and also they couldn't own property, so they couldn't use their money in any way other than giving it to their husband. With this kind of a law, nobody would work.
A. Doesn’t have nothing to do with the farm family