This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition and health, Subject name: Social & Preventive Medicine
[{'content': 'The highest quantities of vitamin C is found in - \nSelect and explain. \nA. Orange, B. Lemon, C. Indian gooseberry, D. Grapes', 'role': 'user'}, {'content': "Answer: C \nExplanation: Amma contain 600mg/100g. Orange contain 30mg,Lemon 63mg.REF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 621", 'role': 'assistant'}]