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': "About Burkitt's lymphoma, true is- \nSelect and explain. \nA. CD34 + ve & Surface Ig +ve, B. CD34 + ve & Surface Ig -ve, C. CD34 - ve & Surface Ig -ve, D. CD34 - ve & Surface Ig +ve", 'role': 'user'}, {'content': "Answer: D \nExplanation: Burkitt's lymphoma is a tumor of mature B cells that express surface IgM, CD19, CD20, CD10, and BCL6, a phenotype consistent with a germinal center B-cell origin.\nUnlike other tumors of germinal center origin, Burkitt lymphoma almost always fails to express the antiapoptotic protein BCL2 (This information has been added in 8th of Robbin's)", 'role': 'assistant'}]