What has been a key driver for the adoption of enterprise resource planning $($ERP$)$ systems?

Question $8$ options:

A$)$

The demand for non$-$standardized data schemas

B$)$

Data integrity and consistency issues

C$)$

The need for multiple, disjointed information systems

D$)$

A decrease in the volume of business$-$related data

E$)$

The avoidance of relational database management systems