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': 'Otolith organs are concerned with function of: \nSelect and explain. \nA. Hearing, B. Rotatory nystagmus, C. Linear acceleration, D. Angular acceleration', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Otolith organs (present in maculae) are concerned with linear acceleration, gravity and head tilt movements and they also help to maintain static equilibrium.', 'role': 'assistant'}]