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: Microbiology
[{'content': 'Type-1 hypersensitivity includes all of the following except: \nSelect and explain. \nA. Autoimmune hemolytic anemia, B. Anaphylaxis, C. Extrinsic asthma, D. Hay fever', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Autoimmune hemolytic anemia HSN involving blood components are usually Type II HSN.', 'role': 'assistant'}]