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: Forensic Medicine
[{'content': "The 'Japanese Detergent Suicide Technique' involves mixing of common household chemical to produce: \nSelect and explain. \nA. H2S and other poisonous gases, B. Deadly foam, C. Deadly Acidic Compond, D. Deadly fluid cyanide compound", 'role': 'user'}, {'content': 'Answer: A \nExplanation: A ie. H2S - Japanese Detergent Suicide technique involves mixing of house hold chemicals like bath sulfur with toilet bowl cleaner to produce a deadly poisonous hydrogen sulfide gas cloudQ. It is used in enclosed spaces like car or closets to achieve near instant death. American version substitutes a common insecticide for bath sulfur as bath sulfur is not available in US.', 'role': 'assistant'}]