Answer: (D) System diagramming
Explanation:
The system diagramming is known as the common approach or method that is used for the system analysis and also used for designing for understanding the various types of function and operation in the given char flow.
The main objective of the system diagramming is that it helps in understanding the different types of complex system by using some useful information or data.
This system is basically refers as the visual model that is typically used for the system designing and it is also called as one of the most powerful tool.
Therefore, Option (D) is correct answer.