How can router R1 ensure that it discards the route?

(Topic 1) Click the exhibit button.

Router R2 advertises the network 192.168.3.0/24 to router R1 via RIP.

How can router R1 ensure that it discards the route?
A . Use an import policy and a prefix list on router R1 to reject this route.
B . Use a prefix list on router R1 to discard all ingress IS-IS routes.
C . Use an export policy and prefix list on router R1 to reject this route.
D . This is not possible because RIP cannot use import policies.

View Answer

Answer: A