Your picking operation in the warehouse is not good so far. Based on the report, there are at least 30% of items were picked incorrectly. Develop fishbone diagram to identify the cause of this under performance warehouse operation. Assumption: Your product is instant noodle (as you can see on our current market), Unit of measurement is case/box. Delivery by 2.5T trucks.

Continue from question after defining your root cause of the underperformance operation, develop