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
Which of the following is associated with neutropenia? 
Select and explain. 
A. Doxorubicin, B. Vinblastin, C. Cisplatin, D. Methotrexate
D: Methotrexate
Answer: D: Methotrexate 
Explanation: None