which three features are supported in IPv6 on Cisco CRS router?

Cisco IOS XR Software Multicast Routing Implementation, which three features are supported in
IPv6 on Cisco CRS router? (Choose Three)

A.
PIM-SSM

B.
Aggregation multicast

C.
PIM-Bidirectional

D.
OOR handling

E.
integrated multicast

F.
Multicast NSF

Explanation:
Table 1 Supported Features for IPv4 and IPv6 on Cisco CRS Routers
Feature
IPv4 Support
Dynamic host registration
Yes (IGMP v1/2/3)
Explicit tracking of hosts, groups, and channels
Yes (IGMP v3)
PIM-SM1
Yes
PIM-SSM2
Yes
PIM-Bidir3
Yes
Auto-RP
Yes
Multicast VPN
Yes

BSR5
Yes
MSDP6
Yes
BGP7
Yes
Multicast NSF8
Yes
OOR handling9
Yes
Reference:
http://www.cisco.com/en/US/docs/routers/crs/software/crs_r4.3/configuration/guide/b_mca
st_cg43xcrs_chapter_01.html
Topic 2, Practice Questions Set A