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': 'Absolute indication for caesarean section is: March 2013 \nSelect and explain. \nA. Previous LSCS, B. Type IV placenta pre, C. Fetal distress, D. Breech presentation', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B i.e. Type IV placenta pre Caesarean section Indications of classical caesarean section Previous classical cesarean section Neglected shoulder with anhydramnios Structural abnormality making approach to lower segment difficult Constriction ring due to neglected labor Fibroids in lower segment Anterior placenta accreta and prae Very preterm fetus, where lower segment is poorly formed.', 'role': 'assistant'}]