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': 'As compared to Cow’s milk, human milk has \nSelect and explain. \nA. More proteins, B. Less carbohydrates, C. More iron, D. Less of Vitamins', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]