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