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': 'Mydriatic used in 3 years old child for refraction is – \nSelect and explain. \nA. 1% Atropine drops, B. 1% Atropine ointment, C. 1% Homatropine drops, D. 1% Tropicamide drops', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Atropine 1% ointment\xa0\xa0→\xa0< 5 years of age\nHomatropine 2% drop\xa0\xa0→ 5 - 20 years\nCyclopentolate 1% drop\xa0→\xa05- 20 years\nTropicamide 5%,10% drop →\xa05- 20 years', 'role': 'assistant'}]