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': 'All of the following are cycloplegics except : \nSelect and explain. \nA. Phenylephrine, B. Atropine, C. Homatropine, D. Cocaine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Phenylephrine', 'role': 'assistant'}]