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: Pathology
[{'content': 'A lesion composed of microscopic vessels is called as: \nSelect and explain. \nA. Haemangioma, B. Angioma, C. Both of them, D. None of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The term hemangioma traditionally has been used to describe a variety of developmental vascular anomalies. Currently, hemangiomas are considered to be benign tumors of infancy that display a rapid growth phase with endothelial cell proliferation, followed by gradual involution.\n\xa0\nRef: Nevilles oral and maxillofacial pathology 4th edition page 504', 'role': 'assistant'}]