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: Dental
[{'content': 'Nursing bottle caries results from \nSelect and explain. \nA. Drinking human milk, B. Drinking non-human milk, C. Drinking milk with sweetening additive, D. Improper feeding posture', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]