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: Medicine
Which is not a cause for ARDS - 
Select and explain. 
A. Nitrofurantoin, B. CCF, C. Chlorine gas inhalation, D. Amniotic fluid aspiration
A: Nitrofurantoin
Answer: A: Nitrofurantoin 
Explanation: None