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': 'After blood staining the cornea may look as: \nSelect and explain. \nA. Reddish brown in colour, B. Greenish in colour, C. Like a clear lens dislocated into the anterior chamber, D. Any of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Any of the above', 'role': 'assistant'}]