Your network consists of a single Active Directory domain named contoso.local. All servers run Windows Server 2003 Service Pack 2 （SP2）. All internal computers are part of the domain. You deploy a stand-alone Web server in a perimeter network. Users on the Internet access the server by using the URL http：//www.contoso.com.You need to ensure that internal users can connect to the Web server by using the URL http：//ContosoWeb.  What should you add？（）

• A、a host record for ContosoWeb to the contoso.com DNS zone
• B、a host record for ContosoWeb to the contoso.local DNS zone
• C、contoso.com as a DNS suffix on the network adapter for each computer
• D、contoso.com to the DNS search suffix list on the network adapter for each computer