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: Unknown
Atypical lymphocytes in infectious mononucleosis are made up of: 
Select and explain. 
A. CD4+ cells, B. CD8 + T cells, C. Plasma cells, D. NK cells
B: CD8 + T cells
Answer: B: CD8 + T cells 
Explanation: None