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 . Establish release management
B . Establish an organizational structure, technical foundation, and transformation methodology for clean core.
C . Establish regular housekeeping tasks and procedures
D . Define roles and responsibilities as part of a process transformation office
E . Integrate clean core practices in the end-to-end value process chain

Answer: A, B, E