needing assistance in calculating TE, TL, slack and idetifying the critical path .

A data flow to a data store means Fork Update Join Process Consider the following network representation of a project. The notation used denotes the activity number and the time for each activity. For example, activity one takes four units of time. A) Calculate the early completion time for each activity (T) B) Calculate the latest completion time for each activity (TL) C) Calculate the slack for each activity (Numeric answer) D) Identify the critical path. Answer Yes or No for each activity