You are the enterprise administrator for a large metropolitan university where more than 5,000 computers running Windows Vista, 1,000 computers running Windows 7, and 200 servers running Windows Server 2008 R2 have been deployed. You need to be able to deploy software updates for Microsoft and third-party products and ensure that software updates will still be available in the event that one of the update servers suffers hardware failure. The university forest has five domains, with client and server computers being spread relatively equally across each domain. Which of the following software update server deployment plans meets the university’s needs?

A. Two WSUS 3.0 SP2 servers B. Two System Center Configuration Manager 2007 servers C. Two System Center Essentials 2010 servers D. Five System Center Essentials 2010 servers