What should one do after the solution has been implemented?
A. Monitor the solution's progress and make corrective adjustments if needed
B. Analyze and evaluate the solution's success by asking the Five W questions.
C. Create a plan of action, detailing how the solution should be followed
D. Use the brainstorming process to create new and innovative solutions.
If it were me, I would try and observe the solution to make sure there are no need changes or any missed steps. If there are, it would help to observe so you could fix the problem if one were to appear.