In what relationship stage does a sense of mutuality develop?

Which key competency of effective communication is represented in the following question:

What communicative behaviors are appropriate in this particular setting or situation? a. self b. others c. content d. context e. structure

You have decided to do research on a particular event and have been lucky enough to find

someone who was present at the time and place. Explain in detail the things that you need to do before, during and after the interview. What will be an ideal response?