Which Cisco IOS configurations are necessary for WAN authenticated ?

[PlAwAnSaI]

You need to enable the "local-router" serial 0/0 connection to the "remote-router" to be authenticated using the "C!sco!23" password. The password cannot be sent in cleartext between the two routers. The "remote-router" has already been configured with all the required configurations.

Which four Cisco IOS configurations are necessary? (Choose four.)

A. hostname local-router
B. int s0/0
encap hdlc
C. int s0/0
encap ppp
D. int s0/0
ppp authentication pap
E. int s0/0
ppp authentication chap
F. ip domain-name test.com
G. username remote-router password C!sco!23
H. username local-router password C!sco!23