This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tuberculosis, Subject name: Medicine
[{'content': 'Most common form of extra-pulmonary TB is? \nSelect and explain. \nA. TB CNS, B. TB Lymphadenitis, C. TB Genito-urinary, D. Potts spine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: MC form extra-pulmonary TB is Cervical lymphadenitis (TB lymphadenitis) | Diagnosed by FNAC', 'role': 'assistant'}]