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: Skin
[{'content': 'Patch test is a type of: \nSelect and explain. \nA. Immediate hypersensitivity, B. Antibody mediated hypersensitivity, C. Immune complex mediate hypersensitivity, D. Delayed type hypersensitivity', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Delayed type hypersensitivity', 'role': 'assistant'}]