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': 'The bud, cap and bell stage of the developing tooth are based on growth of the: \nSelect and explain. \nA. Stellate reticulum, B. Dental papilla, C. Enamel organ, D. Dental sac', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The bud, cap and bell stage are named after the shape of enamel organ (epithelial part of tooth germ).', 'role': 'assistant'}]