Your company， A. Datum Corporation， has a single Active Directory domain named intranet.adatum.com. The  domain has two domain controllers that run Windows Server 2008 R2 operating system. The  domain controllers also run DNS servers.   The intranet.adatum.com DNS zone is configured as an Active Directory-integrated zone with the  Dynamic updates setting configured to Secure only. A new corporate security policy requires that  the intranet.adatum.com DNS zone must be updated only by domain controllers or member  servers.   You need to configure the intranet.adatum.com zone to meet the new security policy requirement.     Which two actions should you perform（）

• A、Remove the Authenticated Users account from the Security tab of the intranet.adatum.com DNS zone properties.
• B、Assign the SELF Account Deny on Write permission on the Security tab of the intranet.adatum.com DNS zone prop
• C、Assign the server computer accounts the Allow on Write All Properties permission on the Security tab of the intrane
• D、Assign the server computer accounts the Allow on Create All Child Objects permission on the Security tab of the int