The following would require the arrangement of ideas in spatial order the Description of a classroom. Thus, option "A" is correct.
What is Spatial order?
Spatial order is a method of organization in which details are presented as they are (or were) located in space. Simple ordering is linear ordering. spatial order is often used for description. It is a principle of organization. This refers to patterns or items that are arranged accordingly based on their physical position or relationships.
A good example is describing the contents of a shelf, a person may start describing the items on the left side of the shelf and then gradually move towards the right until all the items are described and identified.
Thus, option "A" is correct.