This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gram-Positive Infections - Corynebacterial Infections, Subject name: Pharmacology
[{'content': 'Shortest acting mydriatic and cycloplegic: \nSelect and explain. \nA. Cyclopentolate, B. Atropine, C. Homatropine, D. Tropicamide', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D. TropicamideMydriatic action is useful for fundus examination and cycloplegic is useful for correct measurement of refractive error.Atropine is longest acting and tropicamide is shortest acting drug Anticholinergic drugs are contraindicated in Glaucoma.', 'role': 'assistant'}]