You work as the enterprise exchange administrator at Xxx .The Xxx network consists of a domain named xxx .Xxx currently makes use of Exchange 2000 Server and Exchange Server 2003 Service Pack 2 （SP2） in their messaging system.You receive instruction from Xxx to migrate the messaging system to Exchange Server 2010 with Client Access server， Mailbox server and Hub Transport servers. What actions must you take？（）

• A、You should take away the Exchange 2000 Server servers in the environment.
• B、You should configure EdgeSync synchronization in the environment.
• C、You should run the setup /NewProvisionedServer in the environment.
• D、You should run the Migration Preparation Tool from the other servers in the environment.