Refer to the exhibit. Which st atement is true?（） 
- A、Router RTA is the BDR
- B、Router RTA is directly connected to interface 192.168.45.1
- C、Neighbor 192.168.45.1 has changed its OSPF priority number
- D、Router RTA and neighbor 192.168.45.2 are exchanging OSPF LSAs
正确答案:A
答案解析:有
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