mm Reader Om Activity Description Immediate predecessors Time Week) A B mm 3 5 3 B OUI E F G H 1 1 Select site office Create a plan Determine personnel requirements Design facility Construct interior Select personnel Hire new employees Move key personnel Financial arrangement Train personnel 4 8 2 AC D F F B HEG WUNAN00 3 1) Construct the network diagram using either activity on node or activity on arrow 2) Calculate early start, early finish, late start, and late finish for all activities 3) What are the critical activities, indicate the critical path and its duration on the diagram 4) Calculate total float and free float of all activities