Regular Time when fully Regular Cost when fully Crash cost Activity Predecessor time (d) crashed (d) cost ($) crashed ($) per period A None 15 13 1000 5000 2000 B A 5 3 600 700 50 B 1 1 500 D 3 2 500 1000 500 E A 3 2 100 500 400 F E 6 3 200 800 200 G F 2 1 200 300 100 H A 4 2 250 400 75 1 . 1 1 900 -- I 3 1 900 100 J K 700 200 D, G, J 8 6 2000 900 For the project above, a) Please use a network diagram to show the regular time and cost of the project. b) Please show how,and how much it would cost, to crash the project by 1 day. c) Please show how,and how much it would cost, to crash the project by 2 days. d) Please show how,and how much it would cost, to crash the project by 3 days. e) Please show how,and how much it would cost, to crash the project by the most you could reasonably crash