What is the likely cause of this issue?

A Salesforce administrator adding a recommendations carousel component in Community Builder. The page displays correctly in Community Builder; however, recommendations are missing for Community members.

What is the likely cause of this issue? Select one or more of the following:
A . Recommendations need to be created for each member
B . Members need to have read access to the recommendations object
C . Page changes with the recommendations carousel need to be published
D . The recommendation carousel component needs published to be enabled for the Community

Answer: A