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': 'Which of the following is not a feature of vernal conjunctivitis \nSelect and explain. \nA. Maxwell lyon sign, B. Tranta spots, C. Follicles, D. Perilimbal papillary hyperophy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Maxwell lyon sign is presence of Eosinophils in the ropy discharge Refer: Khurana 6th edition page number 79', 'role': 'assistant'}]