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: Surgery
Which of the following enzymes can be found in CSF: 
Select and explain. 
A. LDH & CK., B. ALT & CK, C. ALT & LDH., D. All of the above.
A: LDH & CK.
Answer: A: LDH & CK. 
Explanation: None