This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: A.N.S., Subject name: Pharmacology
[{'content': 'Short acting mydriatic used in fundoscopy is \nSelect and explain. \nA. Atropine, B. Homatropine, C. Cyclopentolate, D. Tropicamide', 'role': 'user'}, {'content': 'Answer: D \nExplanation: (Tropicamide) (98 - KDT) (111-KDT6th)Tropicamide - It has the quickest (20 - 40 min) and briefest (2-6 hours) action, but it is a relatively unreliable cyclopegic* However it is satisfactory for refraction testing in adults and as short acting mydriatic for fundoscopy', 'role': 'assistant'}]