Your network contains a DNS server named DC1 that runs Windows Server 2008 R2.The network uses a network ID of 10.1.1.0/24.You open the DNS console on Server1 as shown in the exhibit.(Click the Exhibit button.)You need to ensure that all client computers can resolve the IPv4 addresses of computers on the network to fully qualified domain names (FQDNs).What should you do?？（）

• A、Delete the . (root) zone.
• B、Create a zone named 10.1.in-addr.arpa.
• C、Create a zone named 1.1.10.in-addr.arpa.
• D、Convert the 10.1.1.in-addr.arpa zone to a standard primary zone.