SAP ABAP Program RMPREF20 (Preference Determination: Check Selections) is using

• Table/Structure Field (16)
• Function Module (1)
• Message Class (1)
• Message Number (2)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Table	TC04	Applic-Specific Criteria for Alternative Determination
2	Table	TCS41	Automatic alternative BOM determination