For part A, the correct network diagram is B

A project for improving a billing process has the following precedence relationships and activity times: Activity Immediate Predecessor(s) Activity Time (weeks) 2 A B 8 C 7 A D 11 B, C B E 9 4 D LUI 4 E 9 F, G a. Choose the correct network diagram below. a. Choose the correct network diagram below. OA. B. D A 11 2. H S I O F LY 9 11 4 B E G E G 8 9 00 00 9 4 C. OD. O A F A 2 4 E H D F H S S 9 11 4 9 D G B 8 11 4. 8 9 b. Calculate the slack for each activity. Which activities are on the critical path? Activity Activity Time (weeks) On critical path? Slack (weeks) A 2 B 8 7 D 11 E 9 F 4 G 4 H 9