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You work as a network administrator for Tailspintoys.com. Your job responsibilities include supporting company servers. The Tailspintoys.com network hosts a Web server that runs on a single server namedWebsrv1. Recently， traffic to the Web site has been increasing， and the performance of the Web serverhas been deteriorating. Traffic to the Web site is expected to continue to increase over the next five toeight years. You want a solution that can solve the performance problems of the Web server and meet theincreasing workload requirements for the Web site for the next five to eight years. What should you do？（）

• A、Migrate the Web site to a more powerful server.
• B、Use NLB to create a Web farm to support the Web site.
• C、Use failover clustering to support the Web site with multiple servers in a cluster.
• D、Add a second Web server， and then use DNS round-robin to distribute Web requests between the twoservers. Add more servers as necessary.