Refer to the exhibit. LDP session protection is enabled between all LDP adjacencies.
Which impact occurs on the LDP session between CRS-P2 and CRS-P4 if the direct link between them goes down?
A. The LDP session remains up as the IP forwarding has an alternate path
B. The LDP session tears down until the link comes up to protect against MPLS black holes
C. The LDP session tears down then comes backup after the IGP reconvergence
D. The LDP session tears down until the link comes up, which can cause MPLS black holes
