Database Management Systems Have the Ability to Integrate Separate Data

Database management systems have the ability to integrate separate data files for various accounting applications.In the absence of integration,each type of accounting application will maintain its own independent data files.Which of the following is an advantage of maintaining separate files for accounting applications?

A) Maintaining separate files is simple.
B) Using independent files, accounting data must be fed into each application file numerous times.
C) Since files are defined early in the implementation process, the evolving needs of applications may be constrained by the existing file structure.
D) Independence among files often leads to different structures for the same data.