Which of the following statement is correct about the network diagram?

Question: Which of the following statement is correct about the network diagram?
[A].

The events are represented graphically by circles or nodes at the beginning and the end of activity by arrows.

[B].

The tail end of the arrow represents the start of an activity.

[C].

The head of the arrow represents the end of an activity.

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.