Your company has a single active directory domain. All servers run windows server 2008. You install an additional DNS server that runs windows server 2008. You need to delete the pointer record for the IP address 10.3.2.127. what should you do?（）
- AUse DNS manager to delete the 127.in-addr.arpa zone.
- BRun the dnscmd /recordelte 10.3.2.127 command at the command prompty.
- CRun the dnscmd /zonedelete 127.in-addr.apa command at the command prompt.
- DRun the dnscmd /recorddelete 10.in-addr.arpa 172.2.3 PRT command at the command prompt.