There are 10 activities, - that need to be completed to set up the infrastructure for the music These activities together with their earliest start time (EST), latest start time (LST), duration (in days) and immediate predecessorts) are shown in the table below. Activity Duration EST LST (daya) 3 D E G H 4 5 7 6 .6 Immediate (days) (days) Predecessor(s) C A B.E F D.G GG Draw a diagram and complete the EST and LST in the table above. Tal b) What is the float time for activity E? Which activities are critical to setting up the infrastructure in the shortest possible time?