B2. Using the following table, do these tasks [15 points possible]: a. Correctly draw and label the network diagram including process times [deduct 1 pt/error] b. Complete the table of ES, EF, LS, and LFs [deduct 1 pt/error] c. Identify the critical path(s) [deduct 4 pts if incorrect] Normal Activity Crash Predecessor Time (days) Cost ($) Time (days) Cost ($) A B, D None WANUIWN 40 1 50 30 E, F 50 JN 60 80 None 20 45 A, D, F 60 70 B 10 40 Activity A B C D E F ES EF LS LF CP(S)