The activities necessary for the completion of this project are listed in the following table: Normal Time Crash Time Normal Crash Immediate Activity (Weeks) (Weeks) Cost Cost Predecessor(S) A B F 624843 3 $2,100 $2,700 1 1,900 2,400 -- 3 400 800 -- 6 1,950 2,500 C 3 1,100 1,200 A, B 1 3,100 4,000 D, E a. What is the project completion date? [Select] weeks b. What is the total cost required for completing this project on normal time? [Select] c. If you wish to reduce the time required to complete this project by 2 weeks, which activity(s) should be crashed? [Select] much will this increase the total cost by? $ [Select] and how d. If you required an additional week reduction, what activity would you crash? [Select] and how much is the total 3 week cost of " crashing? $ [Select]