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 cell that is present in stratum spinosum and stratum basale is: \nSelect and explain. \nA. Basket cell, B. Melanocytes, C. Keratinocytes, D. Merkel cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]