This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
[{'content': 'Which of the following determine path of placement or removal of RPD \nSelect and explain. \nA. Guiding planes, B. Retentive areas, C. Interferences, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The factors that will determine the path of placement and removal are guiding planes, retentive areas, interference, and esthetics.', 'role': 'assistant'}]