Your network consists of two Active Directory forests.
The Active Directory forests are configured as shown in the following table:
You need to prepare the environment to allow users to access resources in all domains from both forests. The solution must require the minimum amount of administrative effort.
What should you do first?
A.
Set the functional level of the contoso.com forest to Windows Server 2008.
B.
Set the functional level of the fabrikam.com forest to Windows Server 2003.
C.
Upgrade all domain controllers in the fabrikam.com domain to Windows Server 2008. Set the domain functional level of fabrikam.com to Windows Server 2008.
D.
Upgrade all domain controllers in the fabrikam.com and company2.fabrikam.com domains to Windows Server 2008. Set the functional level of the fabrikam.com forest to Windows Server 2008.