Which technical data properties must you define when rating the usage for a provider contract line item in SAP Convergent Charging? Note: Note: There are 2 correct answers to this questions.

Which technical data properties must you define when rating the usage for a provider contract line item in SAP Convergent Charging? Note: Note: There are 2 correct answers to this questions.
A . Account Assignment
B. Service identifier
C. Description field
D. User technical identifier

Answer: B,D