The following table describes the activities' list and durations civil contractor executing foundation work within a project in Jeddah. Activity Activity Description Preceding Time A Site Clearing 6 B Site Preparation 7 C Excavations A UI D Foundations B, C 6 E Sewage Work B, C 4 F Utilities D G Concrete Pouring E. F 1. Draw the network diagram.2. Calculate the ES, EF, LS, LF, and slack for each activity. 3. What is the critical path?Results Task Early Start Early Finish Late Start Late Finish Slack A B C D E F G