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An IT manager is concerned about server administrators having to be cross-trained to work on every server. Which of the following is the BEST way to correct this problem?()

A. Ensure that server baselines are documented for each server.
B. Ensure that all server documentation is completed and up to date.
C. Ensure that each server is accessible via a KVM over IP.
D. Ensure that each server is processed through the change control board.

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