D is the correct answer!!
I believe the answer is: Case study
Case study refers to a form of research that includes in-depth and detailed examination toward a certain subject study as its method of collecting data. Case study is the type of research that's the most popular by researchers in formal work background/ settings.
Oops I wanted to help but sorry
Mary parker Follet believed that the best way to deal with conflict was integration.
<h3>What is the belief of
Mary parker Follet on conflict?</h3>
Mary parker Follet belief as regards the conflict is that believed that the best way to deal with conflict can never be attribute to domination, because all the side involve should be touched.
Therefore, Mary parker Follet believed that the best way to deal with conflict was integration.
Learn more about conflict at:
brainly.com/question/24769299
#SPJ1