Solution
✅ Correct Option: 3
| LIST-I (Group) | LIST-II (Venn Diagram) | Justification |
|---|---|---|
| A. Hospital, Nurse, Patient | Nurses and patients are distinct groups. Both belong to the larger category 'hospital'. | |
| B. Polygons, Quadrilaterals, Rhombus | All rhombuses are quadrilaterals. All quadrilaterals are polygons | |
| C. Engine, Piston, Wheel | The Engine and Wheel are two separate parts of a car. The Piston is a sub-part of the Engine | |
| D. Colour, Cloth, Merchant | These are unrelated entities — cloth can have color, The merchant sells clothes. But there's no inherent categorical overlap. |
Hence, correct option is Option 3.
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