The Statement "____" Is Not a Guideline to Consider When

Multiple Choice

The statement "____" is not a guideline to consider when using the trial and error approach.

A) You should make only one change at a time before testing the results
B) When possible, make changes in a live network
C) Document the original settings of hardware and software before making changes so that you can put the system back to its original state
D) Avoid making a change that can destroy user data unless a known good backup exists