In North America, this level is generally referred to as graduate school (or sometimes colloquially as grad school). The organization and structure of postgraduate education varies in different countries, as well as in different institutions within countries. This article outlines the basic types of courses and of teaching and examination methods, with some explanation of their history.
alignment - the spatial property possessed by an arrangement or position of things in a straight line or in parallel lines. placement, arrangement - the spatial property of the way in which something is placed; the arrangement of the furniture; the placement of the chairs.
Spatial organization is when information in a passage is organized in order of space or location. If you were to describe the room in which you were sitting right now, you would be using spatial organization.