It’s reverse brainstorming none of the other answers would fit in. Why? You need to generate ideas and come up with diagnostic, have a good and detailed look into the problem, and try to reverse it clearly so it doesn’t become something else that’s heavier.
Once the hard work of defining the problem and determining its causes has been completed, it's time to get creative and develop possible solutions to the problem. Two great problem solving methods you can use for coming up with solutions are brainstorming and mind mapping.
