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': 'All are contraindications to induce labor except \nSelect and explain. \nA. IUGR, B. Breech presentation, C. Twin pregnancy, D. Previous classical C-section', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Contraindications to labor induction:\n\nActive genital herpes\nCervical cancer\nMalpresentation\nPrior vertical C-section.', 'role': 'assistant'}]