Answer:
Option b: Instruct the user on how to prevent the problem.
Explanation:
As a system verifier, the main job is not only to spot the error but also to ensure the errors are flagged and some remedies can be recommended. The most direct way to avoid the computer user having the same problem is to give instruction the user on how to prevent the problem. The instruction can be written in a document with a proper step by step guideline that is easy to follow. This can save computer user a lot of times to tackle the same problem that has been addressed before.