You have a Groove Server Manager server, a Groove Server Data Bridge server, and a Groove domain. You create an identity for Groove Server Data Bridge. You need to ensure that the identity can only be added to workspaces as a manager. What should you do?

A.
Add the Forms tool to each workspace.

B.
Modify the permissions of each workspace.

C.
Modify the default identity policy in Groove Server Manager.

D.
Configure invitation processing in Groove Server Data Bridge.