You install a new Exchange Server 2010 organization that contains a single server named erver1.Users report that they receive a large number of unsolicited commercial email （UCE） messages.You need to reduce the amount of UCE messages that users in the organization receive.What should you do？（）

• A、Create a journal rule and then create an Outlook Protection Rule
• B、Create a Transport Protection Rule and then create a journal rule
• C、Run the AntispamCommon.ps1 script and then create a Transport Protection Rule
• D、Run the Install-AntispamAgents.ps1 script and then configure all transport agents