Question Three The project activities and activityr attributes are as indicated in the table below: Use this information to answer the related questions. Activity duration ldavs} a} Construct a network diagram for this project and complete the forward and the backward passes (10 marks} b} Find all paths to completion (5 marks} c} What activities lie on the critical path? and what is the duration of the critical path? (4 marks} d} Establish all activities with a float and find the free float on F. {3 marks} e} What is the earliest start time {ES} for E, H, J B; K? [3 marks}