This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'Cells involved in humoral immunity- \nSelect and explain. \nA. B-cells, B. T-cells, C. Helper cells, D. Dendritic cells', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Robbins and cotran pathologic basis of disease South Asia edition. *Blymphocytes are the only cells in the body capable of producing antibody molecules, the mediators of humoral immunity. T cells are implicated in inciting cell mediated immunity and delayed type of hypersensitivity.', 'role': 'assistant'}]