You have an Exchange Server 2010 organization.
Your company acquires another company that has an Exchange Server 2010 organization.
You need to recommend a solution for the Exchange Server 2010 organization to meet the followingrequirements:
.All users must be able to view the global address lists (GALs) for both organizations
.All users must be able to view free/busy information for users in both organizations
What should you include in the solution?()
A..Implement Active Directory Federation Services (AD FS).Run the Microsoft Exchange Inter-Organization Replication tool
B..Implement Microsoft Identity Lifecycle Manager (ILM) 2007.Create a two-way cross-forest trust between both organizations
C..Create a federation trust between both organizations.Implement Microsoft Identity Lifecycle Manager (ILM) 2007 .Run the New Organization Relationship wizard
D..Create a two-way cross-forest trust between both organizations.Implement Active Directory Federation Services (AD FS).Run the Microsoft Exchange Inter-Organization Replication tool