What are three reasons to control routing updates via route filtering?

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#1

What are three reasons to control routing updates via route filtering? (Choose three).
A. to hide certain networks from the rest of the organization
B. for easier implementation
C. to control network overhead on the wire
D. for simple security
E. to prevent adjacencies from forming

Correct Answer: ACD

Explanation:
Route filtering hide certain networks from the rest of the organization and it also controls network overhead. Not only this, it also provides security to the routing updates.