Which Three Statements Are Correct About OSPF Route Summarization? (Choose

Multiple Choice

Which three statements are correct about OSPF route summarization? (Choose three.)

A) A flat addressing scheme is required in order to summarize OSPF routes.
B) OSPF internal routes can be summarized only at the ABRs.
C) OSPF type 5 external routes can be summarized only at the ASBRs.
D) Route summarization can lead to a more stable network.