The four routes are running lS-IS and the adjacency relationship has been established, the level of the area number and routers as shown, which of the following statements is true?

The four routes are running lS-IS and the adjacency relationship has been established, the level of the area number and routers as shown, which of the following statements is true?

A . The LSP of R4 does not exist in the LSDB of the R1 router
B . The LSP of R3 does not exist in the LSDB of the R2 router
C . The LSP of R4 does not exist in the LSDB of the R3 router
D . The LSP of R4 does not exist in the LSDB of the R2 router

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Answer: A