This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Milk teeth total number in human being \nSelect and explain. \nA. 20, B. 28, C. 32, D. 24', 'role': 'user'}, {'content': "Answer: A \nExplanation: Milk teeth: Dental formula in children is 2,1,0,2. That is in one half of each jaw 2 incisors 1 canine 0 premolars 2 molars As there are 4 half's , 5x4= 20. There are 20 milk teeth. Ref : Ghai ,9th edition, chapter 2", 'role': 'assistant'}]