Bert's Bottles provided the following expense information for July: Assembly-line workers' wages Depreciation on factory equipment Caps for bottles Plastic bottles Reconfiguring the assembly line Salaries of salespeople Customer support hotline Salaries of research scientists Delivery expenses Customer toll-free order line What is the total cost for the design category of the value chain? $56,600 $35,700 $3,300 $52,200 $123,100 $63,600 $12,700 $65,100 $40,500 $8,500 HELLO A. $186,700 B. $244,800 C. $179,700 D. $123,100