You are designing a DNS name resolution strategy to allow all users access to internal and external web sites. What should you do?（）

• A、Allow zone transfers to any DNS server.  
• B、Create a new stub zone for the DNS zone on the DNS server.  
• C、Configure the DNS server to forward all unanswered queries to a DNS server located at the ISP.
• D、Add the DNS server located at the ISP to the list of name servers for the fourthcoffee.com DNS zone.