Which of the following statements concerning cerebrospinal fluid is incorrect?

Which of the following statements concerning cerebrospinal fluid is incorrect? Cerebrospinal fluid: a) is formed by the choroid plexuses and is reabsorbed across the arachnoid villi into the blood within the dural sinuses. b) c) d) serves as a shock-absorbing fluid to cushion the brain against jarring movements. comes into direct contact with the neuronal and glial cells. fills the subarachnoid space. e) influences the composition of the brain interstitial fluid more than the blood does