In which two ways does the BGP graceful restart capability preserve prefix information during a restarting router? (Choo

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In which two ways does the BGP graceful restart capability preserve prefix information during a restarting router? (Choose two.)

A. The restarting router does not remove any stale prefixes after the timer for stale entries expires.
B. The restarting router removes any stale prefixes after the timer for stale entries expires.
C. The restarting router waits to receive updates from the neighboring routers.
D. The peer router sends an end-of RIB message to the restarting router.
E. The peer router immediately removes the BGP routes that it learned from the restarting router form its BGP routing table.