An Entity Relationship Diagram (ERD)

Multiple Choice

An entity relationship diagram (ERD) :

A) Is a use-case diagram enhanced graphically to show data and process modeling
B) Is a high-level CASE diagram of data modeling used in business systems
C) Is an illustration of external data flows to and from a business systems
D) Is a picture that shows the information that is created,stored and used by a business system
E) Is a graphical display of the processes in a business system