Identify the diagram that best represents the relationship among the given classes.
Door, Window, Fan
Show answer & explanation
Correct answer: A
Explanation
We are given three classes: Door, Window, and Fan.
A Door is different from a Window and a Fan.
A Window is also different from a Fan.
There is no overlap in their definitions; they are distinct objects.
Therefore, the correct representation is:

Hence, the correct answer is option (1).