Which three commands are required to permanently fix this error?

A junior administrator is attempting to configure a server as an NIS client to the abc.com NIS
domain and is running into difficulty. Upon boot, the system displays this error message:
SunOS Release 5.10 Version Generic 64-bit
Copyright 1983-2005 Sun Microsystems, Inc. All rights reserved.
Use is subject to license terms.
Hostname: prefontaine

SUNW,eri0 : 100 Mbps full duplex link up
Jan 25 15:09:16 svc.startd[7]: svc:/network/nis/client:default: Method “/lib/svc /method/yp” failed
with exit status 96.
[ network/nis/client:default misconfigured (see ‘svcs -x’ for details) ] prefontaine console login:
The administrator provided the following additional information: # svcs -x
svc:/network/nis/client:default (NIS (YP) client)
State: maintenance since Tue 25 Jan 2005 03:09:16 PM CST
Explanation Start method exited with $SMF_EXIT_ERR_CONFIG.
See: http://sun.com/msg/SMF-8000-KS
See: ypstart(1M)
See: /var/svc/log/network-nis-client:default.log
Impact: This service is not running.
# tail /var/svc/log/network-nis-client:default.log
[ Jan 25 10:53:42 Disabled. ]
[ Jan 25 10:53:42 Rereading configuration. ]
[ Jan 25 15:09:15 Executing start method (“/lib/svc/method/yp”) ] /lib/svc/method/yp: domainname
not set
[ Jan 25 15:09:16 Method “start” exited with status 96 ]
Which three commands are required to permanently fix this error? (Choose three.)

A.
ypinit -s abc.com

B.
domainname abc.com

C.
echo abc.com > /etc/ypdomain

D.
echo abc.com > /etc/defaultdomain

E.
svcadm clear svc:/network/nis/client:default

F.
svcadm disable svc:/network/nis/client:default