This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pre Anesthetic Evaluation, Subject name: Anaesthesia
[{'content': 'Among the following in which condition MMP grade IV can be seen: \nSelect and explain. \nA. Large tongue, B. Postburn contracture neck, C. Fracture mandible, D. Tm joint ankylosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: All the options are predictors of difficult intubation but Mallampatti grading assess size of tongue with respect to oral cavity.', 'role': 'assistant'}]