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': 'A young female patient reports to the dental office with complaint of small gaps between her teeth\n\nThe most feasible and economic treatment option for such a situation would be \nSelect and explain. \nA. Porcelain veneers, B. Porcelain jacket crown, C. Orthodontic tooth movement, D. Diastema closure using composite', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]