Refer to the exhibit.

Which statement about this output is true?

• A.The adjacent LSR router configured mpls label range 0.
• B.The zero in the second column is the normal behavior of an egress router LSR.
• C.The router IP 192.168.1.2 sent an implicit null, and the output is from the penultimate LSR.
• D.The adjacent router is the egress LSR and has mpls ldp explicit-null configured.

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Refer to the exhibit. Which statement describes the result of this BGP configuration?

• A.R1 operates using IPv4 and VPNv4 address families.
• B.R1 operates on IPv6 only because the bgp default ipv4-unicast command is missing.
• C.R1 establishes an iBGP relationship with peer 192.168.1.1.
• D.R1 establishes a VPNv4 eBGP relationship with neighbor 192.168.1.1.

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