This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'Cause of Tuberculosis of fallopian tube is due to NOT RELATED-GYN \nSelect and explain. \nA. Hematogenous spread, B. Lymphatic spread, C. Ascending infection, D. Primary infection', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Hematogenous from other primary sources', 'role': 'assistant'}]