NEED ASAP PLEASE HELP!

Instructions Use the following problem description for the next FIVE questions: Jack Target is the construction manager of a project to build a retaining wall beside a stretch of highway. His team has identified a set of six activities, the duration for each activity, the immediate predecessor(s) of each activity, and the slack time for each activity. This information is displayed below: Activity A B C D E Duration [weeks] 2 14 3 3 2 Immediate Predecessor(s) A A A, C B, C DIE Slack 0 1 0 0 10

Vestructiopis Use the following problem deteription for the nexi FIE questons Jack farget is the construction manager of a preject to buld a retaining wall beside a stresch of highway. His team has idertifled a set of six activities, the duration for each ativiy, the immediane predecessorte) of each activity, and the sbok Eme for each activily. Thit intormation is displayed below. How many precedence relations among activites are there? 6 8 4 10 QUESTION 2 What is the critical path? A-C-D-F A-C-E-F A-D-F ABEF QUESTION 3 What is the length, in weeks, of the critical path? 9 6 15 10 In an Early Start (ES) schedule, at what time does activity D begin? 4 6 3 5 QUESTION 5 In an Early Start (ES) schedule, at what time does activity E begin? 3 4 6 5