This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Eye, Nose and Ear, Subject name: Anatomy
[{'content': 'The hyaloid canal is found in the \nSelect and explain. \nA. Vitreous body, B. Choroid, C. Optic stalk, D. Ciliary body', 'role': 'user'}, {'content': "Answer: A \nExplanation: The hyaloid canal (Cloquet's canal) is found in the vitreous body. In early development, a hyaloid aery passes through the vitreous body to perfuse the developing lens; in the late fetal period, this aery is obliterated to form the hyaloid canal.", 'role': 'assistant'}]