A project manager has compiled a list of major activities that will be required to install a new computer system. The duration of each activity can be reduced by a maximum of two weeks. The crashing cost for each week is provided in the table below: Crashing Costs Activity Immediate puma-(s) Nor-Jul ' In Wed: 2nd Week amen (weeks) A - 5 ss . $15 3 A 6 7 22 C B, E 3 ' 1? ' 25 D - 3 9 21 E D 7 s s F - s 10 21 G F 5 Is . 23 H E. G s 12 24 End C, H a} Determine the minimum-met crashing ifthe goal is to shorten the project by three weeks