This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lacrimal Apparatus and Eyelid Disorders, Subject name: Ophthalmology
[{'content': 'Euryblepharon is? \nSelect and explain. \nA. Full-thickness triangular gap in tissue of the lids, B. Unilateral or bilateral horizontal widening of palpebral fissure, C. Small eyelids, D. Failure of lid to develop', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Euryblepharon : Unilateral or bilateral horizontal widening of palpebral fissure. Usually a/w lateral canthal malposition and lateral ectropion', 'role': 'assistant'}]