Which three configuration settings will be migrated when upgrading a host from ESX 4.x Classic to ESXi 5.x?

Which three configuration settings will be migrated when upgrading a host from ESX 4.x Classic to
ESXi 5.x? (Choose three.)

A.
The SSH configuration in /etc/ssh

B.
The host configuration in /etc/vmware/esx.conf

C.
The NFS configuration in /etc/fstab

D.
The services information in /etc/services

E.
The licensing information in /etc/licenses/license.conf

Explanation: