Refer to the exhibit. Which st atement is true?()<br /> <img src="https://nimg.ppkao.com/2018-07/yiyu/2018073011470829709.jpg?sign=ff5a3837e46a52910e7ab5cf25689a46&t=62d03dee" />
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