A small construction project WBS (work breakdown structure) and expected durations are as follows: Activity Duration Predecessor 1 (Mobilization) 2 2 (Excavation) 4 3 (Soil stabilization) 2 4 (Formwork) 3 3 5 (Steel fixing) 2 4 6 (Concrete casting) 2 5 7 (Curing) 6 8 (Masonry) 2 7 plus 1 week of lag time (Masonry activities can only take place after this time has passed) 9 (Finishing) 3 8 10 (Planting) 3 11 (Landscaping) 8 10 12 (Handing over) 9,11 A] Create the AON network (forward and backward passes indicating ES, LS, EF, LF and slack). BJ Identify the Critical path