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: Physiology
CSF pressure (lumbar) - 
Select and explain. 
A. 70 -180 mm CSF, B. 70 -180 mm CSF, C. > 200 mm CSF, D. 150 - 200 mm CSF100. The most impoant
A: 70 -180 mm CSF
Answer: A: 70 -180 mm CSF 
Explanation: A i.e. 70-180 mm CSF