The following table is an activity list that includes the duration and predecessor for a series of project activities. Task ID A B C D E F End Activities Planning meeting Develop survey from Print and mail forms Receive responses Data entry Data analysis Write report Predecessor Duration Start 2 A,E 4 A 6 B, C 3 Start 7 E D, F 2 Construct a project network diagram (CPM) and determine the critical part. Activa