You have a server that runs Windows Server 2008. The Web Server （IIS） role is installed. You plan to host multiple Web sites on the server. You configure a single IP address for the server. All Web sites are registered in DNS to point to the single IP address. You need to ensure that each Web site only responds to requests by name from all client computers. What should you do？（）
- AConfigue a unique port for each Web site.
- BConfigue a unique IP address for each Web site.
- CConfigue a unique Host Header for each Web site.
- DEdit the Hosts file on the server to add all the Web site names associated to the network address.