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
[{'content': 'Which of the following DMARDs require liver function testing? \nSelect and explain. \nA. Methotrexate, B. Infliximab, C. Abatacept, D. Cyclophosphamide', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Methotrexate can lead to hepatotoxicity and therefore require regular liver function assessment.', 'role': 'assistant'}]