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: Ophthalmology
[{'content': 'NOT true about fungal Corneal ulcer \nSelect and explain. \nA. Excruciating pain in the eye, B. Feathery margins, C. Large hypopyon, non sterile and non mobile, D. Multiple satellite like lesions', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Fungal Corneal ulcer is painless.', 'role': 'assistant'}]