Refer to the following output: Router#show ip nhrp detail - 10.1.1.2/8 via 10.2.1.2, Tunnel1 created 00:00:12, expire 0

[answerhappygod]

Refer to the following output:

Router#show ip nhrp detail -
10.1.1.2/8 via 10.2.1.2, Tunnel1 created 00:00:12, expire 01:59:47
TypE. Dynamic, Flags: authoritative unique nat registered used

NBMA address: 10.12.1.2 -

What does the authoritative flag mean in regards to the NHRP information?

A. It was obtained directly from the next-hop server.
B. Data packets are process switches for this mapping entry.
C. NHRP mapping is for networks that are local to this router.
D. The mapping entry was created in response to an NHRP registration request.
E. The NHRP mapping entry cannot be overwritten.