Answer:
Answer to the following question is to Use the auto-summary command.
Explanation:
Because with the implementations of the dynamic routing protocol, the RIP summarizes the networks at the classful boundary by default. Configure the router to automatically summarizes the networks, auto-summary command would be used.
An auto summarization is the features that allow the RIP(Routing Information Protocol) to summarizes its route to their the classful network automatically. For example, To consider that we are plan to use the eight subnets of the class B default the networks 172.16.0.0/16, subnet using three-bits subnetting.