what is the total cost doe the DESIGN category of the value chain?

Lucky Cow Dairy provided the following expense information for May: Assembly - line workers' wages Caps for milk bottles Reconfiguring the assembly line Customer support hotline Delivery expenses Depreciation on factory equipment Plastic milk bottles Salaries of salespeople Salaries of research scientists Customer toll-free order line $72,800 3,800 125,600 10,800 20,700 75,300 52,600 63,500 70,000 6,400 O A. $125,600 O B. $189,100 OC. $268,400 OD. $198,400