The IMGP version on the MA5680T is configured as V2. After the MA5680T receives the join packet of the IMGP V3 forwarded from the ONT, what kind of processing will be performed?

The IMGP version on the MA5680T is configured as V2. After the MA5680T receives the join packet of the IMGP V3 forwarded from the ONT, what kind of processing will be performed?
A . Drop directly
B . Normal forwarding
C . Send a universal group query message
D . Send a specific group query message

Answer: A