Which of the Following Is a True Statement Regarding Network

Multiple Choice

Which of the following is a true statement regarding network diagrams?

A) The critical path of a network diagram is represented by the sequence of connected activities that produce the longest overall time period.
B) All activities with a slack time equal to zero are on the critical path.
C) Nodes not on the critical path can be delayed (for some amount of time) without delaying the final completion of the project.
D) All of the above.