Some Systems Developers Believe That a Data Model Is the Most

Some systems developers believe that a data model is the most important part of the statement of information system requirements because:

A) the characteristics of data captured during data modeling are crucial in the design of databases,programs,computer screens,and printed reports
B) data rather than processes are the most complex aspects of many modern information systems and thus require a central role in structuring system requirements
C) the characteristics about data are reasonably permanent
D) all of the above