Construct the network for this project and calculate the ES, EF, LS,LF ……….
10. A farm owner is going to erect a maintenance building with aconnecting electrical generator and water tank. The activities, activitydescriptions, and estimated durations are given in the following table:ActivityActivityActivityActivity DescriptionPredecessorTimeExcavateNErect buildingmono>Install generatorINAOInstall tankInstall maintenance equipmentConnect generator and tank to building b.c.dPaint finishbNWCheck out facilitye,fConstruct the network for this project and calculate the ES, EF, LS, LF, andSlack for each activity. Identify the critical path and the completion time.