Your network consists of a single Active Directory domain. All servers run Windows Server 2008 R2.  <br /> You plan to publish a Web site on two Web servers.  <br /> You need to deploy an availability solution for your Web servers that meets the following requirements:<br /> èSupports the addition of more Web servers without interrupting client connections <br /> èEnsures that the Web site is accessible even if a single server fails<br /> What should you do?()
A、Configure a failover cluster.
B、Configure a Web garden on each Web server.
C、Create a Network Load Balancing cluster.
D、Create two application pools on each Web server.