What are three required commands when you enable source-specific multicast for addresses in the range 233.0.0.0/8? (Choose three.)
A. ip multicast-routing
B. ip igmp version 3
C. ip pim ssm-range 233.0.0.0/8
D. ip igmp version 2
E. ip pim ssm-range default
F. set routing-options multicast ssm-groups 233.0.0.0/8
