Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels. For the AON project, the correct precedence diagram is shown in Figure 1 Time (weeks) m b Immediate Predecessor(s) 8 6 2 8 12 Activity A B с D E F G H 1 8 4 1 7 10 23 16 11 4 6 2 9 Figure 2 Q A A А B CE CE F F D, G, H I, J 2 1 5 4 19 4 3 7 12 3 2 6 6 2 J K 1 4 Figure 3