What two things should do Salesforce Admin do to meet these requirements?

Universal containers houses their order information in their legacy backend systems. Customers need to see their orders from the back office in their customer-facing Community.

– The existing Salesforce org (which hosts the community) has integration with the backend legacy system using Salesforce Connect

– Customer users only need to see their orders in the Community

– Orders are currently public read-only

– Customer users need to access fields that are already part of the existing integration

What two things should do Salesforce Admin do to meet these requirements? Choose 2 answers
A . Leveraging existing integration with the legacy system
B . Set the external users’ organisation wide defaults to private for external order objects
C . Creating a new integration with the legacy system for customer users
D . Update the customer user profile and given the "view all" permission on the integration object