关于垃圾邮件关键字过滤

请教以下：垃圾邮件关键字过滤选择项？

一、You have an Exchange Server 2013 organization. You deploy an anti-spam appliance and you connect the appliance to the Exchange Server organization.
You need to disable keyword filtering of email messages that are received from the Internet.
Which Windows PowerShell cmdlet should you use?
A. Set-SenderFilterConfig
B. Set-ReceiveConnector
C. Disable-TransportAgent
D. Disable-Service

二、You have an Exchange Server 2013 organization.
You deploy an anti-spam appliance and you connect the appliance to the Exchange Server
organization.
You need to disable keyword filtering of email messages that are received from the Internet.
Which Windows PowerShell cmdlet should you use?
A. Set-SendConnector
B. Remove-DeliveryAgentConnector
C. Set-ContentConfig
D. Disable-Service