In an ABAP Core Data services (CDS) view, what must you do expose an association for use in another CDS view? Please choose the correct answer.

In an ABAP Core Data services (CDS) view, what must you do expose an association for use in another CDS view? Please choose the correct answer.
A . Include all fields used in the ON condition in projection list
B . Specify an alias for the target entity
C . Define the cardinality for the target entity
D . Specify the other views in which the association can be used

Answer: A