ABC Manufacturing Company is going to produce a new product. The following table depicts its required production stages: Activity A B Immediate Predecessor D Description Prepare bill of materials $($BOM$)$ Prepare assembly flows Wait for supplies of raw materials Set up production line Specify QA procedures Set up testing stations Provide training to workers Manufacture the products Time $($Days$)13421237$ A A B B DE C$.$D F$.$G F G H a$.$ Draw the precedence diagram for the activities. Also, calculate the EST and LST of the events and mark on the diagram. b$.$ Using the table in the answer sheet, calculate the EST, LST$,$ EFT, and LFT of the activities and the three floats, i$.$e$.$ TF$,$ FF and IF$.$ c$.$ Determine the critical path. d$.$ Determine the total project completion time. Page $1$ of $5$