Your network consists of one Active Directory domain. All domain controllers run Windows Server 2003.
The functional level of the forest is Windows 2000.
The functional level of the domain is Windows 2000 mixed.
You install a domain controller that runs Windows Server 2008.
You plan to deploy a read-only domain controller (RODC). You need to modify the domain and forest functional levels to support the installation of the RODC.
What should you do?
A.
Set the domain functional level to Windows 2003 and the forest functional level to Windows 2000 native.
B.
Set the domain functional level to Windows 2003 and the forest functional level to Windows 2003.
C.
Set the domain functional level to Windows 2008 and the forest functional level to Windows 2003.
D.
Set the domain functional level to Windows 2008 and the forest functional level to Windows 2008.