This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pathology of Conception, Subject name: Gynaecology & Obstetrics
[{'content': 'What is the % of tubal causes of female infertility? \nSelect and explain. \nA. 7%, B. 19%, C. 26%, D. 52%', 'role': 'user'}, {'content': 'Answer: C \nExplanation: ANSWER: (C)26%REF: Shaw 15th ed page 211, Novak 14th ed page 1191Novak says Tubal and peritoneal factors accounts to 30-40% female infertility but the figure/ data includes peritoneal factors too. Different textbooks gives different data but for the sake of this question and the most comprehensive one is in the following picture of Shaw', 'role': 'assistant'}]