Which statement about the RPF interface in a BIDIR-PIM network is true?

A.
In a BIDIR-PIM network, the RPF interface is always the interface that is used to reach the PIM
rendezvous point.

B.
In a BIDIR-PIM network, the RPF interface can be the interface that is used to reach the PIM
rendezvous point or the interface that is used to reach the source.

C.
In a BIDIR-PIM network, the RPF interface is always the interface that is used to reach the
source.

D.
There is no RPF interface concept in BIDIR-PIM networks.