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: Medicine
Herpes simplex encephalitis is diagnosed by -a) MRIb) Biopsyc) Corneal scrapping and cultured) EEG periodic lateralisede) CSF PCR of HSV DNA 
Select and explain. 
A. abcd, B. abde, C. abd, D. ade
B: abde
Answer: B: abde 
Explanation: None