You work as the network administrator at Domain.com. The Domain.com network consists of a single Active Directory domain named Domain.com. Domain.com has its headquarters located in London and branch office located in Paris. All servers on the Domain.com network run Windows Server 2008 and all client computers run Windows Vista. Domain.com currently makes use two computers named CERTKILLER-SR01 and CERTKILLER-SR02 configured as DNS servers. The configuration of the DNS servers is shown in the exhibit below:

During the course of the day you receive complaints from the network users that they are not able to connect to Internet websites while using CERTKILLER-SR02 as their preferred DNS server. Domain.com recently requested that you enable Internet name resolution for all client computers on the network.
What should you do?

A.
You should consider having the list of root hints servers updated on CERTKILLER-SR02.

B.
You should consider having a copy of the .(root) zone created on CERTKILLER-SR01.

C.
You should consider having the .(root)zone deleted from CERTKILLER-SR02.
You should then have conditional forwarding configured on CERTKILLER-SR02.

D.
You should consider having the Cache.dns file updated on CERTKILLER-SR02.
You should then have conditional forwarding configured on CERTKILLER-SR01.