which three actions should be taken?

An administrator is upgrading an ESX 4.1 host to ESXi 5.x.

Before upgrading, which three actions should be taken? (Choose three.)

A.
Backup the host configuration with the vicfg-backup command.

B.
Save any custom scripts.

C.
Back up any .vmx files.

D.
Create a host profile of the host using vCenter Server.

E.
Back up any local images.