Refer to the exhibit. If RC is a stub router, which entry must be injected so that it will send traffic outside the OSPF domain?
A. more specific route
B. virtual link between RB and RC
C. sham link
D. default route
Which entry must be injected so that it will send traffic outside the OSPF domain?
i would select answer D, it says “send traffic outside the OSPF domain”, in other words.. external routes, they are reached by a default route