Question 26 3 pts Given the following activity network Az A 2 As A4 Activity A1 takes 3 weeks, A2 takes 5 weeks, A3 takes 7 weeks, A4 takes 3 weeks, A5 takes 4 weeks. What is the earliest project completion time? _weeks (round to the nearest Integer) D Question 28 3 Given the following activity network Az 41 Az As 4 Activity A1 takes 3 weeks, A2 takes 8 weeks, A3 takes 7 weeks, A4 takes 9 weeks, AS takes 4 weeks. What is the slack time of weeks (round to the nearest integer) A3? Question 29 Given the following activity network: A3 A A2 A7 A4 46 Activity A1 takes 3 weeks, A2 takes 8 weeks, A3 takes 7 weeks, A4 takes 9 weeks, A5 takes 6 weeks, A6 takes 3 weeks, AZ takes 4 weeks. What is the critical path of the project? 1, 2, 3, 6, 7 A1, A2, A3, A4, A5, A6, A7 O A1, A2, A4, A6, A7 1, 2, 3, A5, A7