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': 'Cephalometrics is useful in assessing all of the following relationships except: \nSelect and explain. \nA. Tooth to tooth, B. Bone to bone, C. Tooth to bone, D. Soft palate to gingiva', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Cephalometric analysis\nCephalometric analysis is the process of evaluating skeletal, dental and soft tissue relationship of a patient by comparing measurements performed on the patient’s cephalometric tracing with population norms for respective measurement(s), to come to a diagnosis of the patients’ orthodontic problem.\nThe cephalometric analysis essentially involves evaluation of the patient’s:\n\nSkeletal pattern\nDentition and its pattern (denture pattern)\nSoft tissue pattern of face\nNasopharyngeal airway\nGrowth trend.\n\nRef: Orthodontics: Diagnosis and Management of Malocclusion and Dentofacial Deformities, 3e, Om P. Kharbanda pdf no 973', 'role': 'assistant'}]