At a local university, the Student Commission on Programming and Entertainment (SCOPE) is preparing to host...

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At a local university, the Student Commission on Programming and Entertainment (SCOPE) is preparing to host its first rock concert of the school year. To successfully produce this rock concert, SCOPE has listed the requisite activities and related information in the following table (duration estimates measured in days). Activity A: Negotiate contract with Immediate Predecessor(s) Most Optimistic Probable Pessimistic 9 10 11 selected musicians B: Reserve site 7 9 11 C: Manage travel logistics A 1 6 8 for music group D: Screen & hire security personnel E: Arrange advertising & ticketing B 3 4 5 C 6 6 F: Hire parking staff G: Arrange concession sales A, D E a. Which project network is correct? (i) 7 5 16 8 15 6 19 10 (ii) At a local university, the Student Commission on Programming and Entertainment (SCOPE) is preparing to host its first rock concert of the school year. To successfully produce this rock concert, SCOPE has listed the requisite activities and related information in the following table (duration estimates measured in days). Activity A: Negotiate contract with Immediate Predecessor(s) Most Optimistic Probable Pessimistic 9 10 11 selected musicians B: Reserve site 7 9 11 C: Manage travel logistics A 1 6 8 for music group D: Screen & hire security personnel E: Arrange advertising & ticketing B 3 4 5 C 6 6 F: Hire parking staff G: Arrange concession sales A, D E a. Which project network is correct? (i) 7 5 16 8 15 6 19 10 (ii)