You are designing the DNS topology to meet the business and technical requirements.  <br /> Which DNS structure should you use?()<p> You are designing the DNS topology to meet the business and technical requirements.  <br /> Which DNS structure should you use?()</p>
A、A. one primary zone
B、B. two primary zones
C、C. one Active Directory-integrated zone that has the replication scope set to all DNS servers in the forest.
D、D. two Active Directory-integrated zones that have the replication scopes set to all DNS servers in the forest.
E、E. one Active Directory-integrated zone that has the replication scope set to all domain controllers in the domain.
F、F. two Active Directory-integrated zones that have the replication scopes set to all domain controllers in the domain.