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
The first teeth become involved in nursing bottle caries usually are: 
Select and explain. 
A. Mandibular canines, B. Maxillary anterior teeth, C. Mandibular anterior teeth, D. Maxillary and mandibular teeth
B: Maxillary anterior teeth
Answer: B: Maxillary anterior teeth 
Explanation: None