【单选题】You work as the enterprise exchange administrator at TestKing.com. TestKing.com makes use of Microsoft Exchange Server messaging solution. The TestKing.com network consists of a single ActiveDirectory...
A.
You should consider removing all Exchange 2000 Server servers.Thereafter all Exchange Server 2007 servers should be upgraded to SP2.
B.
You should consider removing all Exchange Server 2007 SP1 servers.
C.
You should consider removing all Exchange Server 2003 servers.Thereafter all Exchange Server 2007 servers should be upgraded to SP2.
D.
You should consider removing all Exchange 2000 Server as well as all Exchange Server 2003 servers.