A network administrator has recently updated their network devices to ensure redundancy is in
place so that:

A.
switches can redistribute routes across the network.

B.
environmental monitoring can be performed.

C.
single points of failure are removed.

D.
hot and cold aisles are functioning.

Explanation:
Redundancy refers to systems that either are duplicated or fail over to other systems in the event
of a malfunction. The best way to remove an SPOF from your environment is to add redundancy.