ABC Inc. provided the following expense information for May: Assembly-line workers' wages $72,600 Caps for milk bottles 3500 Reconfiguring the assembly line 125,200 Customer support hotline 10,300 Delivery expenses 20,800 Depreciation on factory equipment 75,300 Plastic milk bottles 52.600 Salaries of salespeople 63,000 Salaries of research scientists 43 70,700 Customer toll-free order line 6100 What is the total cost for the production category of the value chain?