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: Pharmacology
Cyclosporine inhibits : 
Select and explain. 
A. T lymphocyte proliferation, B. B lymphocyte proliferation, C. Both T and B lymphocyte proliferation, D. NI( cells only)
A: T lymphocyte proliferation
Answer: A: T lymphocyte proliferation 
Explanation: Cyclosporine profoundly and selectively inhibits 'T' lymphocyte proliferation, IL-2 and other cytokine production.