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': 'The most impoant step in the treatment of a badly infected episiotomy is : \nSelect and explain. \nA. Securing cultures, B. Antibiotics, C. Hot sitz baths, D. Drainage', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Drainage', 'role': 'assistant'}]