Refer to the exhibit.
R1#sh ip int bri
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 10.1.12.1 YES manual up up
FastEthernet0/1 10.1.13.1 YES manual up up
R1#sh run | s router bgp
!
router bgp 123
bgp log-neighbor-changes
neighbor TEST peer-group
neighbor TEST remote-as 2 alternate-as 3
neighbor 10.1.12.2 peer-group TEST
neighbor 10.1.13.3 peer-group TEST
R2#sh ip int bri
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 10.1.12.2 YES manual up up
R2#sh run | s router bgp
!
router bgp 2
bgp log-neighbor-changes
neighbor 10.1.12.1 remote-as 123
R3#sh ip int bri
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 10.1.13.3 YES manual up up
R3#sh run | s router bgp
!
router bgp 3
bgp log-neighbor-changes
neighbor 10.1.13.1 remote-as 123
R1 is directly connected to R2 and R3. R1 is in BGP AS 123, R2 is in BGP AS 2, and R3 is in BGP AS 3. Assume that there is no connectivity issue between R1, R2 and R1, R3. Which result between BGP peers R1, R2 and R1, R3 is true?
A.
The BGP session does not come up between R1 and R2 and between R1 and R3.
B.
The BGP session comes up between R1 and R2 and between R1 and R3.
C.
The BGP session comes up between R1 and R3, but not between R1 and R2.
D.
The BGP session comes up between R1 and R2, but not between R1 and R3.