This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology, Subject name: Microbiology
[{'content': 'Springcatarrh is which type of hypersensitivity reaction - \nSelect and explain. \nA. Type I, B. Type II, C. Type II & III, D. Type IV', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Vernal keratoconjunctivitis or spring catarrh is considered as an atopic disorder. Type I IgE mediated hypersensitivity reaction to pollen grains. Reference : comprehensive ophthalmology A K Khurana, 6 th edition,page no:79 <\\p>', 'role': 'assistant'}]