Which three commands does Cisco recommend to use first when setting up phones for Cisco Unified Communications Manager Express?

Which three commands does Cisco recommend to use first when setting up phones for Cisco
Unified Communications Manager Express? (Choose three.)

A.
Load

B.
Max-dn

C.
Keepalive

D.
Max-ephones

E.
Createcnf files

F.
Telephony-service