This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': 'Macula is stimulated by \nSelect and explain. \nA. Gravity, B. Head position change, C. Linear acceleration, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Macula senses the position of the head in response to gravity and linear acceleration. Ref: Diseases of EAR, NOSE and THROAT by PL Dhingra; 6th edition; page no.16', 'role': 'assistant'}]