There are four critical paths in a network. A-B-C-D-E, A-F-E, A-B-H-J-K-E and A-S-T-E. Each activity in this network can be crashed by a maximum of 6 weeks. The crashing cost (per week), for the first week, for activity A is: $520, E is $525 and all other activities is : $130 (per week per activity). The crashing cost, second week and onwards, for activity A is $1040 per week, E is $1300 per week and for all other activities is $390 per activity per week. You have a maximum crashing budget of $2215. The maximum possible reduction in the project duration will be: O a. 5 weeks O b. 2 weeks C. 1 week d. 3 weeks e. 4 weeks