Can I recieve help with this? I submitted it in previously and the answer was wrong. With more of an emphasis on letter C.

9. Brett Pitt wants to balance the assembly line so that it will produce 39 unit of small cakes per hour. a. What is the cycle time? b. What is the theoretical minimum number of workstations? What are the resulting efficiency and balance delay percentages? d. Which work elements are assigned to each workstation? Use trial and error method and draw the AON diagram solution. Work Immediate Element Time (Sec) Predecessor(s) . 40 None B 80A 30 A D 25B E 20C F 15B G 60B H 45D 1 10 E, G J 75 F K 15 H, I, J