How does inventory management differ in SAP S/4HANA compared to SAP ERP? There are 2 correct answers to this question.

How does inventory management differ in SAP S/4HANA compared to SAP ERP? There are 2 correct answers to this question.
A . Material ledger is obligatory for material valuation
B . Material ledger is recommended for material valuation
C . MARC and MARD tables no longer contain stock aggregates
D . MKPF and MSEG SAP ERP document tables are no longer displayed

Answer: A,C