This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Radiology
[{'content': 'Spot diagnosis: \nSelect and explain. \nA. Unicornuate uterus, B. Arcuate uterus, C. Bicornuate uterus, D. Septate uterus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C Bicornuate uterusHSG image shows 2 widely divergent uterine horns suggesting bicornuate uterus. The other differential is septate uterus where the intercornual distance is less than 4 cm and depth of the V formed between 2 horns is less.', 'role': 'assistant'}]