This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fibroids, Subject name: Gynaecology & Obstetrics
[{'content': 'Red degeneration of fibroid occurs most commonly in: \nSelect and explain. \nA. 3rd trimester, B. 2nd trimester, C. 1 st trimester, D. Postpaum', 'role': 'user'}, {'content': "Answer: B \nExplanation: Red degeneration of fibroid : Most commonly in Second Trimester . Occurs when the fibroid overgrows its own blood supply. The middle of the fibroid becomes red and soft- a process known as Red degeneration - causing pain and possibly fever. Management of a fibroid with red degeneration in pregnancy is conservative. 'Never Operate' a fibroid in pregnancy since it can cause a lot of bleeding.", 'role': 'assistant'}]