You have a Microsoft SQL Server 2005 database that contains client records. You create a BDC definition that allows you to view the client information. You create a web part that displays a map of the location of the selected client. You need to ensure that you can create a custom action to link the web part.
Which two actions should you perform? (Each answer represents part of the solution. Choose two.)
A.
Define a Filter on the client entity
B.
Declare an Identifier on the client entity
C.
Define a Finder object on the client entity
D.
Define a SpecificFinder object on the client entity