Problem 4: (25 points) Development of a new deluxe version of a particular software product is being considered by Ravi Behara's software house. The indirect cost is $500 per week. The activities necessary for the completion of this project are listed in the following table Immediate Normal Time (weeks) Activity Maximum Crash Time (weeks) 2 Crash Cost Per Week Predecessor(s) a 4 300 b 2. $ $ 1 600 3 Normal Cost $ 2,000 $ 2,200 $ 200 $ 2,300 900 $ 3,000 1,400 0 $ d 8 $ 200 a 6 2 3 1 $ 100 b f 3 $ $ 1,200 600 g 4 1 d, e, f change the total cost? (10 points) If you wish to reduce the total cost to the minimum level, which activities should be crashed, and how much will this make the total cost