You work as an administrator at ABC.com.The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2012 R2 installed. ABC.com has a server， named ABC-SR13， which is configured as the primary DNS server in the ABC.com domain. ABC.com has another server， named ABC-SR14， which makes use of ABCSR13 for DNS queries.You want to make sure that running nslookup.exe from ABC-SR14 produces a result that shows the proper name of the default server. 
Which of the following actions should you take？（）

You work as an administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers in the ABC.com domain， including domain controllers， have Windows Server 2012 R2 installed.ABC.com has a domain controller， named ABC-DC01， which contains the ABC.com domain’s primary DNS zone. ABC.com’s workstations refer to ABC-DC01 as their primary DNS server. You have been instructed to make sure that any DNS requests that are not for the ABC.com domain， is resolved by ABC-DC01 querying the DNS server of ABC.com’s Internet Service Provider （ISP）.  
Which of the following actions should you take？（）