Answer the question below with the chart above. EXPLAIN.

CODE ACTIVITY DESCRIPTION IMMEDIATE TIME (IN HOURS) PREDECESSOR(S) A Planning 20 None Find location; determine resource requirements B Purchasing 60 Planning Requisition of lumber and sand Excavation Dig and grade 100 Planning D Sawing 30 Purchasing Saw lumber into appropriate sizes E Placement 20 Sawing, excavation Position lumber in correct locations F Assembly Nail lumber together 10 Placement G Infill 20 Assembly Put sand in and under the equipment H Outfill 10 Assembly Put dirt around the equipment I Decoration 30 Infill, outfill grass all over the garden, landscape, paint Draw the activity-on-node (AON) project network associated with the following activities for Carl Betterton's construction project. How long should it take Carl and his team to complete this project? What are the critical path activities? ACTIVITY IMMEDIATE PREDECESSOR(S) TIME (DAYS) 3 B A 4 A 6 D B 6 E B 4 F 4 G D 6 H E, F 8