An Experienced Intensive Care Unit NP Is Teaching a Class

An experienced intensive care unit NP is teaching a class of new nurses about the neurological system. What is the best way to describe the purpose of Cerebral Spinal Fluid (CSF) to the class?

A) Cerebral spinal fluid cushions the brain and the spinal cord.
B) Cerebral spinal fluid maintains cerebral perfusion pressures.
C) Cerebral spinal fluid transports fluid to the ventricles.
D) Cerebral spinal fluid develops neurotransmitters.