Your company has a single Active Directory directory service forest named contoso.com. A partner organization has a forest named fabrikam.com. Both forests are set to the Windows 2000 forest functional level. Domains named contoso.com and fabrikam.com are set to Windows 2000 Native Mode. You plan to create a forest trust relationship between contoso.com and fabrikam.com. You need to be able to configure selective authentication for the trust relationship. What should you do?

A.
Raise the forest functional level on contoso.com and fabrikam.com to Windows Server 2003.

B.
Raise the domain functional level on contoso.com and fabrikam.com to Windows Server 2003.

C.
Raise the domain functional level and the forest functional level on contoso.com to Windows Server 2003.

D.
Raise the domain functional level and the forest functional level on fabrikam.com to Windows Server 2003.