Which statement is correct when migrating from a Windows vCenter Server to the vCenter ServerAppliance
6.5?

A.
Migration deployments do not migrate local OS users from the source vCenter Server.

B.
Migration deployments support DHCP on the source vCenter Server.

C.
Migration deployments allow the source vCenter Server to remain powered on afterwards.

D.
Migration deployments support custom ports for all services on the source vCenter Server.

Explanation:
Local Windows users are NOT migrated, you will need to re-create them if you require such users. Single SignOn users are migrated as part of the vCenter Server Appliance Migration.
https://kb.vmware.com/s/article/2146439