This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non Hodgkin Iymphoma, Subject name: Pathology
[{'content': 'Which is the most common lymphoma in adults? \nSelect and explain. \nA. Adult T-cell leukemia/lymphoma (ATLL), B. Hodgkin lymphoma, C. Diffuse large B-cell lymphoma (DLBCL), D. Follicular lymphoma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: DLBCL - Most common lymphoma in adults Follicular lymphoma - Most common indolent lymphoma in adults Chronic lymphocytic leukemia - Most common leukemia in adults', 'role': 'assistant'}]