solved demonstrate process-flow analysis, process design solutions, operations strategies, Inventory

demonstrate process-flow analysis, process design solutions, operations strategies, Inventory Control System and customer services in the business operation.Assignment Question(s):(Marks 5)A public accounting firm requires the following activities for an audit: ActivityImmediate PredecessorActivity timeA-3BA2C-5DB, C2EA4FB, C6GE, D5a) Draw a network for this project? (Marks 2.0)b) Make a forward pass and a backward pass to determine ES, LS, EF, and LF? (Marks 2.0)c) What are the critical path? (Marks 1.0)