This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Congenital malformations, Subject name: Gynaecology & Obstetrics
[{'content': 'Most common congenital abnormality of uterus \nSelect and explain. \nA. Uterus didelphys, B. Arcuate, C. Unicornuate, D. Septate', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Types of fusion anomalies Arcuate - 18% Uterus didelphys- 8% Uterus bicornis - 26% Septate uterus- 35% Uterus unicornis- 10% D.C.DUTTA&;S TEXTBOOK OF GYNAECOLOGY Pg no:45,6th edition', 'role': 'assistant'}]