You are an Enterprise administrator for contoso.com. The corporate network of the company consists of a single Active Directory domain. All the servers in the domain run Windows Server 2008 and use internal storage only and all client computers run Windows Vista.
You have been assigned the task to deploy a six node cluster on the network. You need to ensure that the cluster services are available even if two nodes of the cluster fail.
Which of the following features would you deploy to accomplish the desired task?