What two actions must you perform to create a class join in a report definition? (Choose two.)
A . Create a prefix for the joined class.
B . Add an association rule to match key values.
C . Add a parameter for each property in the class you want to join.
D . Select the type of match for key values.
Answer: A,B
Explanation:
Reference: http://myknowpega.com/2017/12/25/report-definition-class-join-declare-index-join-associations-sub-reports/