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: Social & Preventive Medicine
[{'content': 'Among the pulses, the highest quantity of protein is present in – \nSelect and explain. \nA. Green gram, B. Red gram, C. Soyabean, D. Black gram', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]