A project has been set up to build a PC lab. The table below provides the details of the tasks involved in delivering this project Use this information to answer the questions set-out beneath the table. Tip: construct a network diagram to assist you with this question Precedence Duration (days) 30 Task A = collect user requirements B = make purchase list C = plan lab layout p = purchase PCs 19 JA 120 B, C 35 E = purchase furniture 28 23 IF = cabling and trunking G = assemble PCs 30 10 F G H 16 H = install furniture = arrange PCs on desks J = check cables K = power-up and test PCs 16 1.J 19 L = handover K 1 End (milestone) JO Question 5a: What is duration of the project? Question 5b: What is the latest start time of activity E? Question 5c: What is the latest start time of activity F? Question 5d: What is the float of activity E? Question 5e: What is the float of activity F? Question 5f: What is the float of activity G