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
Normal CSF pressure is - 
Select and explain. 
A. 110-180 mm CSF, B. 180-300 mm, C. 200-400mm, D. 5-10 mm
A: 110-180 mm CSF
Answer: A: 110-180 mm CSF 
Explanation: None