27. Consider a project with six activities: G, B, C, D, E, and F. Assume G and F can be started as soon as the project is kicked off. B can start as soon as G is completed, C can start as soon as both G and F are completed. D will start as soon as both B and C are completed. E will start as soon as D finishes. Which of the following choices is the correct collection of immediate precedence relationships in the project network?     G--> B, F--> C, B --> D, C--> E, D--> E, F--> D     G--> B, G--> C, B --> D, C--> D, D--> E, F--> C     G--> B, G--> C, B --> D, C--> D, D--> E, D--> F     None of choices     G--> B, F--> C, B --> D, C--> D, D--> E, F--> D     G--> B, G--> C, B --> D, C--> D, D--> E, D--> F

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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27. Consider a project with six activities: G, B, C, D, E, and F. Assume G and F can be started as soon as the project is kicked off. B can start as soon as G is completed, C can start as soon as both G and F are completed. D will start as soon as both B and C are completed. E will start as soon as D finishes. Which of the following choices is the correct collection of immediate precedence relationships in the project network?

   

G--> B, F--> C, B --> D, C--> E, D--> E, F--> D

   

G--> B, G--> C, B --> D, C--> D, D--> E, F--> C

   

G--> B, G--> C, B --> D, C--> D, D--> E, D--> F

   

None of choices

   

G--> B, F--> C, B --> D, C--> D, D--> E, F--> D

   

G--> B, G--> C, B --> D, C--> D, D--> E, D--> F

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