A MAN is best described by which of the following?
1.It is confined to a single building or single floor of a building.
2.It spans multiple cities and uses private facilities for interconnection.
3.It is confined to only a few buildings and maintained by long distance carriers.
4. It spans multiple cities and possibly multiple countries.
5.It spans a single city and uses local telephone company facilities for connectivity.
It spans a single city and uses local telephone company facilities for connectivity.