Table A.1 Activity details Duration Duration Activity Activity (Weeks) (Weeks) 4-6 3 3-5 18 2-3 12 7-8 3-4 5-10 4 7-9 3 2-4 10 1-2 5 4-7 13 8-10 10 9-10 5 10-11 11 6-8 9 (c) As the project progresses on site, activity 2-4 unavoidably takes 11 weeks to complete. Analyze the Gantt Chart and precedence diagram and comment on the logic, time and financial implications of this over-run. (20 marks)