The following is a table of activities associated with a project at Rafat Ishfaq's Software Firm in Chicago, their durations and what activities each must precedes.a) Draw an AON diagram of the project, including activity durations. b) Define the critical path, listing all critical activities in chrono- logical order. c) What is the project duration (in weeks)? d) What is the slack (in weeks) associated with any and all non- critical paths through the project?

..3.11 The following is a table of activities associated with a project at Rafay Ishfaq's software firm in Chicago, their dura- tions, and what activities each must precede: ACTIVITY DURATION (WEEKS) PRECEDES A (start) B, C B - E C 4 E 2 F F (end) 2 a) Draw an AON diagram of the project, including activity durations. b) Define the critical path, listing all critical activities in chrono- logical order. c) What is the project duration (in weeks)? d) What is the slack (in weeks) associated with any and all non- critical paths through the project