The file created by retracing a material requirement upward in the product structure to identify each parent item that created the demand is called a

When balancing wheels with either dynamic or road force balancers, technician a says it is really important to follow the instructions provided with the particular balancer you're using. technician b says that when rebalancing a wheel, if it is out of balance, it is best to remove the old weights and recheck the balance before adding new weights. who is correct?