The The W of Problem Scoping Used for gathering the evidence to prove that the problem you have selected actually exists is What.
1. Who - "Who" part helps us in comprehending and categorizing who all are affected directly and indirectly with the problem and who are called the Stake Holders
2. What - "What" part helps us in understanding and identifying the nature of the problem and under this block, you also gather evidence to prove that the problem you have selected actually exists.
3. Where - "Where" does the problem arises, situation and the location.
4. Why - "Why" is the given problem worth solving.
Watch Video on Problem Scoping At - https://youtu.be/pg1ZFEqs_dM
Study in Detail about Problem Scoping at - Problem Scoping Class 9