Which of the following must you do before the system can check the minimum remaining shelf life during the goods receipt

[answerhappygod]

Which of the following must you do before the system can check the minimum remaining shelf life during the goods receipt for a purchase order (PO)? (Choose two.)

A. Enter the earliest acceptable expiration date in the PO item.
B. Enter the remaining shelf life in the material master record.
C. Activate the shelf life expiration date (SLED) check in customizing.
D. Activate batch management for the material.