Remaining Time: 1 hour, 56 minutes, 59 seconds. Question Completion Status: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 The following tasks, which cannot be split, must be performed on an assembly line in the sequence and the times specified. TASK Time (sec) Predecessors None None B, F, G Total: 250 Which of the following is the correct network diagram? O O O O oooo 0 0 O O O O 0 0 0 0 0 0 0 0 0