This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head & Neck, Subject name: Anatomy
[{'content': 'Blood supply of esophagus in the neck is by - \nSelect and explain. \nA. Inferior thyroid artery, B. Costophrenic artery, C. Mediastinal artery, D. Superior thyroid artery', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Inferior thyroid artery Part of oesophagusArterial SupplyVenous DrainageCervicalInferior thyroid arteryInferior thyroid veinsThoracicEsophageal branches of descending thoracic aorta bronchial arteriesAzygous veinAbdominalLeft gastric arteryleft inferior phrenic arteryLeft gastric vein", 'role': 'assistant'}]