1. Each activity is represented by one and only one arrow in the network |
2. Two activities can be identified by the same beginning and end events |
3. Dangling must be avoided in a network diagram |
4. Dummy activity consumes no time or resource. |
A) 1, 2 and 3
B) 1, 3 and 4
C) 1, 2 and 4
D) 2, 3 and 4
Correct Answer: B
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