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: Pathology
[{'content': 'The professional antigen presenting cells ? \nSelect and explain. \nA. B cells, B. Dendritic cells, C. T cells, D. NK cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: o Dendritic cells are the most potent and effective antigen presenting cells in the body - Harrison 2024', 'role': 'assistant'}]