Problem 3.3 relates to Project Scheduling .. 3.3 The City Commission of Nashville has decided to build a botanical garden and picnic area in the heart of the city for the recreation of its citizens. The precedence table for all the activities required to construct this area successfully is given. Draw the Gantt chart for the whole construction activity. IMMEDIATE PREDECESSOR(S) None Planning Planning Purchasing TIME (IN CODE ACTIVITY DESCRIPTION HOURS) A Planning Find location; 20 determine resource requirements B Purchasing Requisition of 60 lumber and sand C Excavation Dig and grade 100 D Sawing Saw lumber into 30 appropriate sizes E Placement Position lumber in 20 correct locations F Assembly Nail lumber 10 together G Infill Put sand in 20 and under the equipment H Outfill Put dirt around the 10 equipment 1 Decoration Put grass all 30 over the garden, landscape, paint Sawing, excavation Placement Assembly Assembly Infill, outfill Problems 3.4-3.14 relate to Project Management Techniques .. 3.4 Refer to the table in Problem 3.3. a) Draw the AON network for the construction activity. b) Draw the AOA network for the construction activity