Which of the following are prerequisites to realize the processes in the two-tier procurement scenario for Procurement of Direct Materials (J45)? Note: There are 2 correct answers to this question.

Which of the following are prerequisites to realize the processes in the two-tier procurement scenario for Procurement of Direct Materials (J45)? Note: There are 2 correct answers to this question.
A . Master data synchronization between headquarters and subsidiary system
B . Import of catalogs both in headquarters and subsidiary system
C . Creation of analytic reports in subsidiary system
D . Connection/integration between headquarters and subsidiary system

Answer: A, D