Question 4 The activities necessary for the completion of one project are listed in the table below. The table reports normal time and normal cost for each activity. Crashed time and cost for each activity are also reported (time in this example is in weeks). Crash the project by 4 weeks with minimum increase in total cost. Each time show the critical path, activity/ies crashed, and total cost of the project. Normal Time Cost Crashed Time Cost Predecesso Activity rs B D A E B F G D, E, F 3 5 3 10 6 7 5 50 60 70 50 100 90 50 T.C = 470 2 3 2 10 3 4 4 70 180 110 50 250 390 120