What are some SAP recommended guiding principles to achieve clean core operations? Note: There are 3 correct answers to this question.

What are some SAP recommended guiding principles to achieve clean core operations? Note: There are 3 correct answers to this question.
A . Integrate clean core practices in the end-to-end value process chain.
B . Establish an organizational structure, technical foundation, and transformation methodology for clean core.
C . Define roles and responsibilities as part of a process transformation office.
D . Establish regular housekeeping tasks and procedures.
E . Establish release management.

Answer: B C E