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': "Chassaignac's tubercle' is - \nSelect and explain. \nA. Erb's point, B. Carotid tubercle on C6 vertebra, C. Found on first rib, D. Medial condyle of humerus", 'role': 'user'}, {'content': "Answer: B \nExplanation: Chassaignac's tubercle (carotid tubercle) is the other name of anterior tubercle of transverse process of C6 vertebra.", 'role': 'assistant'}]