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: Anatomy
[{'content': 'The movement at the following joint permits a person to look towards the right or left : \nSelect and explain. \nA. Atlanto-occipital joint, B. Atlanto-axial joint, C. C2-C3 joint, D. C3-C4 joint', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B. i.e. Atlanto - Axial Joint Atlanto - occipital (b/w skull & C1) joint permit nodding of head (as when indicating approval or yes)& Atlantoaxial joint permits the head to be turned from side to side i.e. rotation (as indicating disapproval, the no movement)', 'role': 'assistant'}]