A. [edit protocols ospf area area-id] area-range 200.200.0.0\/16 discard;
B. [edit protocols ospf area area-id] area-range 200.200.0.0\/16 restrict;
C. [edit protocols ospf area area-id] area-range 200.200.0.0\/16 no-summary;
D. [edit protocols ospf area area-id] area-range 200.200.0.0\/16 suppress;
参考答案：B
