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: Surgery
[{'content': 'Kallu, a 60 years old male diagnosed to have carcinoma stomach. CT scan of abdomen showed a mass measuring 4 × 4 cm in the antrum with involvement of celiac nodes and right gastric nodes Management of choice is - \nSelect and explain. \nA. Total gastrectomy, B. Subtotal gastrectomy, C. Palliative, D. Chemotherapy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]