This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Conjunctiva, Subject name: Ophthalmology
[{'content': 'Conjunctiva in vitamin A deficiency shows \nSelect and explain. \nA. Hyperplasia of squamous epithelium, B. Actinic degeneration, C. Macrophage infiltration, D. Hyperplasia of goblet cells', 'role': 'user'}, {'content': 'Answer: A \nExplanation: In vitamin A deficiency there is metaplasia of squamous epithelium and goblet cell atrophy Refer: Khurana 6th edition page number 382', 'role': 'assistant'}]