Users of a New Network Subnet Have Been Complaining That

Multiple Choice

Users of a new network subnet have been complaining that logons and other services are taking much longer than they did before being moved to the new subnet.You discover that many logons and requests for DFS resources from workstations in the new subnet are being handled by domain controllers in a remote site instead of local domain controllers.
What can be done to fix this?

A) Associate the new subnet with a site,then move a local domain controller into the site manually
B) Change the network subnet of the users to the subnet of the remote domain controllers site
C) Reconfigure connection objects to change the replication topology
D) Add a global catalog server on the local network