Which three user authentication methods are supported by the Junos OS? (Choose three.)

Which three user authentication methods are supported by the Junos OS? (Choose three.)

A. RADIUS

B. CHAP

C. local user database

D. TACACS+

E. PAP

References: http://www.juniper.net/techpubs/en_US/junos11.3/topics/concept/junos-sofware-user-authentication-methods-overview.html