Bill is building a project network that involves testing a prototype. He must design the prototype (activity 1), build the prototype (activity 2), and test the prototype (activity 3). Activity 1 is the predecessor for activity 2 and activity 2 is the predecessor for activity 3. If the prototype fails testing, Bill must redesign the prototype; therefore, activity 3 is a predecessor for activity 1. This is an example of

A. Having more than one start node.
B. Natural network flow.
C. Conditional statements.
D. Good network development.
E. Looping.


Answer: E

Business

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