This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infection, Subject name: Medicine
Aids infect: 
Select and explain. 
A. B cells, B. Helper T cells, C. Killer T cells, D. Regular T cells
B: Helper T cells
Answer: B: Helper T cells 
Explanation: Ans: bRef: Harrison, 16lhed, p. 1086