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: Anatomy
CSF pressure depends primarily on: 
Select and explain. 
A. Rate of CSF absorption, B. Rate of formation from the choroid plexus, C. Cerebral blood flow, D. Blood pressure
A: Rate of CSF absorption
Answer: A: Rate of CSF absorption 
Explanation: Rate of CSF absorption