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: Unknown
[{'content': 'Arterial supply of the cervical esophagus is by- \nSelect and explain. \nA. Inferior thyroid artery, B. Internal carotid artery, C. Superior thyroid artery, D. Subclavian artery', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Inferior thyroid artery Part of esophagusArterial SupplyVenous DrainageCervicalInferior thyroid arteryInferior thyroid veinsThoracicEsophageal branches of descending thoracic aorta bronchial arteriesAzygous veinAbdominalLeft gastric arteryleft inferior phrenic arteryLeft gastric vein", 'role': 'assistant'}]