Dummy relationships or dummy activities can be used in which Sequence Activities techniques?

Thank you for the invitation

Thanks for the information 

I Agree Option A

In my opinion - A. Arrow Diagramming Method [ADM]

Thank you. I seem option A-Arrow Diagramming Method [ADM] is a good answer.

It is A - Arrow Diagramming Method which uses dummy activities to express logical relationship between activities & thanks for the invite.

My Answer is C - Precedence Diagramming Method

Arrow Diagramming Method [ADM]

My awnser will be C -Relevant to the scope of work that is goint to be performed,

Thank you for the invitation. My answer is C