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: Gynaecology & Obstetrics
[{'content': 'Most common mode of spread of tuberculosis to genital tract is : \nSelect and explain. \nA. Hematogenous, B. Direct, C. Lymphatic, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Hematogenous', 'role': 'assistant'}]