Using the information provided in the table, the network diagram and the project completion time = 25 weeks, reduce the completion time of the project by 5 weeks in the most economical way. Normal Time (weeks) Normal Cost ($) Activity Crash Time (weeks) Maximum Weeks Reduced Crash Cost ($) Crash Cost per Week ($) A 3 500 2 900 1 400 B 4 550 3 640 1 90 6 800 3 3 1,280 3 3 160 D 6 1,650 4 2,310 2 330 E 6 1,600 4 2,120 N 260 F 5 200 5 200 0 0 G 7 1,650 5 1,940 N 145 U I H 3 450 3 450 0 0 AON network diagram B(4) E(6) A(3) C(6) G(7) H(3) D(6) F(5) (If there is no amount for a box enter 0. All boxes must be filled.) Reduce A by week(s), B by week(s), C by week(s), D by week(s), E by week(s), F by week(s), G by week(s), H by week(s). Total additional cost is $