A company named Contoso, Ltd. has multiple Groove domains. Each Groove domain has multiple Groove members. You need to configure all Groove domains to automatically verify Groove identities in the company. What should you do?
A.
Cross-certify all Groove domains.
B.
Add the same relay server to each domain.
C.
Create an identity policy in each domain.
D.
Create a group named Contoso in each domain.