What are the requirements for configuring a Samba file server to work in Active Directory mode? (Choose THREE correct answers.)

A.
Join a domain using the command: net ads join

B.
Specify a realm in the smb.conf file.

C.
Synchronize time with the realm server.

D.
Use Winbind in the ADS mode with this command: winbindd –krb5

E.
Create an administrator account with the pdbedit command.