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: ENT
[{'content': 'False about Tympanic membrane \nSelect and explain. \nA. Posterior malleolar fold is longer than anterior, B. Cone of light is due to handle of Malleus, C. Has all 3 layers, D. Supplied by auriculo temporal nerve', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]