Refer to the exhibit. A network administrator wants to reduce the number of OSPF routes advertised from Area 1 into Area 2. As the router configuration specialist, what two things would you do to accomplish this goal?()<br /> <img src="https://nimg.ppkao.com/2018-07/yiyu/2018073016140429602.jpg?sign=9062120b8e91415202d042e3c8da6a41&t=62d0ac7e" /><br />
A、Enter the configuration on router B1.
B、Enter the configuration on router B4.
C、On the same router, enter the Summary - address 10.10.1.0 255.255.255.128 subcommand.
D、On the same router, enter the Area 1 range 10.10.1.0 255.255.255.128 subcommand.
E、On the same ro uter, enter the Area 2 range 10.10.1.0 255.255.255.128 subcommand.