Which three statements regarding Cisco ASAmulticast routing support are correct？ （）

• A、 ASA supports both stubmulticast routing and PIMmulticast routing. However， you cannot configure bothconcurrently on a single security appliance
• B、 When configured for stubmulticast routing， the ASA can act as the Rendezvous Point （RP）
• C、 If the ASAdetects IGMPversion1 routers， the ASAwill automatically switch to IGMP version 1 operations.
• D、 The ASA supports both PIM-SM and bi-directional PIM
• E、 Enabling multicast routing globally on the ASA automatically enables PIM and IGMP on all interfaces
• F、 The ASA can be configured for IGMP snooping toconstrain theflooding of multicast traffic by dynamically configuring themulticast traffic to be forwarded only those interfaces associated with hosts requesting themulticast group