This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anatomy of Skin, Subject name: Skin
[{'content': 'Melanocytes are located in which layer? \nSelect and explain. \nA. Stratum malphigii, B. Stratum basale, C. Stratum corneum, D. Stratum granulosum', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (b) Stratum basaleRef : Bolognia 2/e, ch:64', 'role': 'assistant'}]