The difference between the western region and the other regions of the U.S
is that the western usually did a lot of farming and they also had slaves, and that is also were a lot of trading took place.
It is known as civic or civil inattention. It is the method whereby strangers who are in close vicinity exhibit that they are mindful to one another without imposing on each other - an acknowledgment of the claims of others in terms of public space and their own personal space.