Which are key features of Multi-Tier Collaboration? Note: There are 2 correct answers to this question.

Which are key features of Multi-Tier Collaboration? Note: There are 2 correct answers to this question.
A . Multiple suppliers and logistics providers can be a part of the Multi-Tier order.
B . Copy Suppliers can have visibility to Purchase Orders, Order Confirmations, and Advance Ship Notices.
C . Suppliers can provide manufacturing data to their buyers.
D . Suppliers can send a Purchase Order on behalf of the buyer.

Answer: A B