In which scenario do need SAP expert sizing? Note: There are 2 correct answers to this question.

In which scenario do need SAP expert sizing? Note: There are 2 correct answers to this question.
A . Customer is new to SAP ERP applications and the SAP HANA database system
B . Consolidating multiple SAP ERP source systems into one SAP ERP system on SAP HANA
C . Carving out SAP ERP functionality from the source system to the SAP ERP system on SAP HANA
D . When migrating existing SAP ERP systems from AnyDB to run on SAP HANA

Answer: B, C