This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Forensic Medicine
[{'content': 'Last organ to putrefy in females is: \nSelect and explain. \nA. Kidney, B. Uterus, C. Brain, D. Spleen', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Uterus Putrefaction > Caused by bacterias largely originating from intestines and lungs > Stas approximately 3 days after death > Stas simultaneously, however visually observed first at abdomen, usually RIF Due to bacterias in caecum that lies superficially > Then spreads to abdomen wall (gas distension) Ref ; Narayana reddy 33rd ed.', 'role': 'assistant'}]