How should you configure TESTKING-SR27?

You work as a Network Administrator at AIOTestking.com. AIOTestking.com has an Active Directory
Domain Services (AD DS) domain named AIOTestking.com. The servers on the AIOTestking.com network
run either Windows Server 2008 R2 Service Pack 1 (SP1) or Windows Server 2012 R2.
A Windows Server 2012 R2 server named TESTKING-SR27 run the DNS Server role and hosts a
primary zone for the AIOTestking.com domain.
The company has recently opened a branch office. You install a Windows Server 2012 R2 server
named TESTKING-SR56 in the branch office and install the DNS Server role.
To enable name resolution for branch office users, you want to configure TESTKING-SR56 to host
a secondary DNS zone for the AIOTestking.com domain.
How should you configure TESTKING-SR27?

A.
On the General tab of the AIOTestking.com zone properties, disable dynamic updates.

B.
On the Zone Transfers tab of the AIOTestking.com zone properties, add TESTKING-SR56.

C.
On the Start of Authority (SOA) tab of the AIOTestking.com zone properties, add TESTKING-SR56.

D.
On the Forwarders tab of the TESTKING-SR27Server properties, add TK-DNS6.