You need to recommend a monitoring solution for the file servers in the main office. The solution must meet the company’s technical requirements.   
What should you include in the recommendation？（）

A.event subscriptions
B.Microsoft SharePoint Foundation 2010 alerts
C.Microsoft System Center Operations Manager 2007 R2 and the SMTP service
D.Resource Monitor

A.an autonomous WSUS server that is configured to download updates from Microsoft Update
B.an autonomous WSUS server that is configured to download updates from the WSUS server in the main office
C.a WSUS server running in replica mode that is configured to download updates from Microsoft Update
D.a WSUS server running in replica mode that is configured to download updates from the WSUS server  in the main office

A.an autonomous WSUS server that is configured to download updates from Microsoft Update
B.an autonomous WSUS server that is configured to download updates from the WSUS server in the main office
C.a WSUS server running in replica mode that is configured to download updates from Microsoft Update
D.a WSUS server running in replica mode that is configured to download updates from the WSUS server in the main office